kvargli6h and 1 more users found this answer helpful Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons 5.0 1 vote 1 vote Rate! Thus, all atoms of this element have 17 protons and 17 electrons. how many valence electrons does y have, Valence electron definition is - a single electron or one of two or more electrons in the outer shell of an atom that is responsible for … How many electrons does an ion of fluorine have if it is represented by the symbol shown below? Favourite answer. Since the 3s if now full we'll move to the 3p where we'll place the remaining five electrons. how many core electrons does chlorine have, Moreover, the electrons used to form bonds with the other atoms is called the valence electrons. These electrons are arranged into 3 primary electron shells. Cl dot + Cl dot. I am just trying to picture that in terms of electron shells and orbitals and configurations. 8 electrons B. 17 electrons . The number of neutrons is calculated by subtracting the atomic number from the mass number. Write the symbol for this isotope. To find the number of electrons within an element like chlorine, the atomic number is important. Two chlorine atoms will each share one electron to get a full outer shell and form a stable Cl 2 molecule.. Electrons fill rings, known as shells, outside the atom. Answer the question on the screen, “What type of bond is this combination likely to form?” a. Ionic or Covalent? The next six electrons will go in the 2p orbital. Chlorine and oxygen are located at 7 and 6 groups respectively in the periodic table. How many valence electrons does it have? The main group elements usually use electrons in the subshell ns and np . How many protons neutrons and electrons does an isotope have? I'm finding the concept of free radicals a bit confusing. Ions with a negative charge due to the gain of electrons are called anions. The number of protons an atom has, also known as the atom's atomic number, determines which element it is. I checked Google and got this: How is this structure possible? Become a Study.com member to unlock this Relevance . 2 Answers. So chlorine has seven electrons in its valence shell. The atomic number of chlorine is 17. 9 electrons O C. 10 electrons OD. Answer: Each chlorine has 7 valence electrons. Therefore the Chlorine electron configuration will be 1s 2 2s 2 2p 6 3s 2 3p 5. Answer to: How many valence electrons do the halogens have? How many electrons does chlorine have? How do you find the amount of neutrons? Homework Help. Valence electrons? Here, stable means that atom has not formed a ion yet. - Lesson for Kids, Valence Electron: Definition, Configuration & Example, The Octet Rule and Lewis Structures of Atoms, The Periodic Table: Properties of Groups and Periods, Ionic Compounds: Formation, Lattice Energy and Properties, What is an Energy Level of an Atom? 6 C. 7. What forms are three-centre four-electron bonds (one pair of electrons from the chlorine, two single electrons from two fluorine atoms). pisgahchemist. That would be 7. Therefore, there are 7 valence electrons present in an chlorine atom. Chlorine or Cl has 17 electrons and protons. 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Still have questions? How many electrons does a chlorine radical have? Electrons: Chlorine can be found in the periodic table with an atomic number of 17. 0 0 1 0 0 0 0. Now, the last shell of chlorine atom has 7 electrons in it. The first electron shell belonging to chlorine contains a total of two electrons whereas the second electron shell of chlorine contains 8 electrons. How many valence electrons does it have? How many neutrons does it have… Get the answers you need, now! A) 17 B) 7 C) 10 D) 18 E) 8. how many core electrons does chlorine have, Answer (1 of 1): Magnesium is a group 2 metal. The first shell, closest to the atom, holds two electrons. The names for positive and negative ions are pronounced CAT-eye-ons and ANN-eye-ons, respectively. Favorite Answer. 1 decade ago. Ask Here. 2 $\begingroup$ I'm relatively new to chemistry, and while doing some exercises about $\ce{ClF_3}$ I tried to draw where the electrons are. Passionable Navigation. Valence electrons? How many valence electrons does one chlorine (Cl) atom have? Atomic Structure. The overall charge on an atom is 0, therefore there must be an equal number of protons and electrons in an atom so that the charges cancel out. Lv 7. Chlorine 37 has 17 electrons, assuming that it is not an ion. Therefore, there are 7 valence electrons present in an chlorine atom. An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. That would be 7. Valence electrons are the number of electrons present in the outermost shell of an atom. How can chlorine have 10 electrons around it in chlorine trifluoride? There are 7 electrons in the outermost shell. Create your account. Passionable. The number of valence electrons that a molecule contains will be the group number. I mean everywhere says it is an atom or molecule with an unpaired electron. Your dashboard and recommendations. It is easy to gain 1 electron as compated to loosing 5 electrons….. What is the  molar concentration of sodium nitrate .. Add a Comment. Active 2 years, 11 months ago. What or who protects you from residue and odour? 2 6. Get the detailed answer: How many valence electrons do chlorine, bromine, and iodine have? Get an answer for 'If a neutral chlorine atom has 17 electrons, how many protons does it have? electron dot diagram of chlorine A. In this case, the ion has the same outermost shell as the original atom, but now that shell has eight electrons in it. More about the history and places to find chlorine. Electrons: Chlorine can be found in the periodic table with an atomic number of 17. Every chlorine atom has 17 protons and 17 electrons. Therefore, chloride has a negative (-1) charge whereas chlorine is neutral. Only one more electron is needed to achieve an octet in chlorine’s valence shell. Step-by-step explanation: Chlorine is an element with atomic number 17 and thus contains 17 electrons.Valence electrons are the electrons which are present in the valence shell. In oxygen atom, there are six electrons in its valence shell. lockettchloe10 lockettchloe10 06.12.2018 Science Secondary School A nuetral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. Study Guides. there are 17 protons, 17 electrons and 37-17 or 20 neutrons. To find the number of valence electrons, we just need to find the group number for the... See full answer below. Only one more electron is needed to achieve an octet in chlorine’s valence shell. B. 0. Chlorine is in group 7 of the periodic table. 9 electrons C. 10 electrons D. 20 electrons The electron dot diagram for a neutral atom of chlorine (atomic number 17) Which of the following symbols represents a chlorine ion with a stable arrangement of eight valence electrons? 20 neutrons . This makes chlorine's valence shell incomplete, and the atom attracts "loose" electrons to … The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. The chemical element chlorine has 17 electrons, 17 protons and 18 neutrons. 3 Answers. The... Our experts can answer your tough homework and study questions. 4 (Four) Nylon is a "big" covalent molecule used to make backpacks. Close. A. Consider a system of electrons confined to a three... Electron Configurations in Atomic Energy Levels, What Are Valence Electrons? So chlorine becomes an ion with a single negative charge. chlorine has an electron arrangement of 2.8.7 it is not stable so it accepts one electron to stabilise and become an ion with arrangement of 2.8.8 38. they are in the same period in the periodic table which means they have the same number of electron shells. All rights reserved. On the left, the chlorine atom has 17 electrons. Chris S. Lv 6. chlorine has 17 electrons. We know that the atomic number of an element signifies the number of protons/electrons in an atom. Choose Chlorine (Cl). Chlorine is a non-metal. How many electrons does chlorine have? Earn Transferable Credit & Get your Degree, Get access to this video and our entire Q&A library. Name: Chlorine: Symbol: Cl Atomic Number: 17: Atomic Mass: 35.453 atomic mass units: Number of Protons: 17: Number of Neutrons: 18: Number of Electrons: 17: Melting Point wakedude. Now see all the steps at a glance. Sciences, Culinary Arts and Personal Ask a Question. b. The 7 electrons that are found in the valence shell are the electrons used to bond with the other atoms. Thanks. answer! Therefore, a neutral atom of chlorine contains 17 protons and 17 electrons. View the periodic table. Answer Save. How many valence electrons does Chlorine have? When a chlorine atom gains an electron, its outermost principal energy level achieves an octet. Answers (2) Tam December 13, 12:16 AM. 8 electrons B. 2: Counting Vale This implies that chlorine contains a total of 17 protons and 17 electrons in its atomic structure. How many electrons does an ion of fluorine have if it is represented by the symbol shown below? 19F1-A. The 3s^2 3p^5 electrons are the outermost electrons, so chlorine has seven valence electrons. The electron dot diagram for a neutral atom of chlorine (atomic number 17) is shown below. How many core electrons does a chlorine atom have? Example Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. Sign In Now. 2 Answers. The atomic number of chlorine is 17. Top Answer. 0. Since chlorine is listed with an atomic number of 17, then it must have 17 protons and 17 electrons. Whenever an element loses an electron, it gains a positive charge. Get answers by asking now. • Since there is an additional electron in the chloride ion than the atom, the ionic radius differs from the atomic radius of chlorine. 1 decade ago. 7 (Seven) Which electron dot diagram shows the bonding between 2 chlorine atoms? The p orbital can hold up to six electrons. Therefore, the valency of chlorine is often considere… Now the total number of electrons … Home; Ask Here; About Us; Blog; Contact Us; Search. 19F1-A. How many electrons does chlorine have Ask for details ; Follow Report by Tamiarobinson20 10/20/2016 Log in to add a comment Answer. Total valence electrons given by chlorine atoms = 7*1 = 7; There are three oxygen atoms in ClO 3-, Therefore All neutral elements have equal protons and electrons in order to have a neutral charge. This is a picture of the shared electrons making a covalent bond in a chlorine molecule. See Answer. If ice is less dense than liquid water, shouldn’t it behave as a gas? How many valence electrons does barium have? 3.7 million tough questions answered. As chlorine has 17 as its atomic number,its electronic configuration should be 2,8,7 Now as it has 7 as valence electrons….. Booster Classes. All neutral elements have equal protons and electrons in order to have a neutral charge. Here, stable means that atom has not formed a ion yet. 1 decade … Does the water used during shower coming from the house's water tank contain chlorine? Chemistry The Periodic Table Valence Electrons. How many grams of glucose would be formed in a reaction in which 23.576 grams of carbon dioxide were consumed? 20 electrons 3. In a picture, the valence electrons are the ones in the outermost shell. It has 17 positive charges and 17 negative charges , meaning that it is neutral overall . If chlorine 37 was existing as an ion then it would have 18 electrons. All other trademarks and copyrights are the property of their respective owners. Additionally, how many neutrons are in the isotope chlorine 37? 2 0? that means it is not ionic in form. Answer Save. Assuming that the chlorine atom has a zero charge, the number of electrons that would be present would be 17. The chemical element chlorine has 17 electrons, 17 protons and 18 neutrons. 4 5 6. All atoms which contain 17 protons are called chlorine atoms. spontaneous combustion - how does it work? Protons have a +1 charge and electrons have a -1 charge. Rate! wakedude. Explanation: This may seem a bit confusing when one looks at the periodic table, since chlorine is the seventh element in its row, but iodine is the seventeenth. The atomic number of Cl is 17. How many core electrons does Chlorine have? Thus, all atoms of this element have 17 protons and 17 electrons. Relevance. We'll put six in the 2p orbital and then put the next two electrons in the 3s. 2 0. peter. The atomic number of chlorine is 17. This breaks the Cl-Cl bond and creates 2 chlorine free radicals, i.e. How Many Electrons Does a Chloride Ion Have. Choose the appropriate number of atoms to make the bond. The resulting anion, Cl 1. Services, Valence Electrons and Energy Levels of Atoms of Elements, Working Scholars® Bringing Tuition-Free College to the Community. So... for … Just so, how many electrons does CL 37 have? In which orbital is it present in? 0. A) 2 B) 17 C) 34 D) 18' and find homework help for other Science questions at eNotes This is because the positive charge of protons and the negative charge of electrons is equal in an atom (because the number of protons and neutrons is equal). Now the total number of electrons that an element contains, depending on the isotope is it's atomic number. So the answer is 17. a. Identify the element in period 5, group 17. Home. That means there are 17 electrons in a chlorine atom. 1 decade ago. The number of neutrons is equal to the Atomic Mass minus the Atomic Number. Have an account? Thus, for Chlorine-37 . Favorite Answer. What type of element is it? A. Relevance. 10 years ago. How many valence electrons does chlorine (Cl) have? Just look at the periodic table. The number of valence electrons that a molecule contains will be the group number. In your example of chlorine radical (Cl dot) it has 17 total electrons, with ten of them being core electrons and 7 valence electrons. On the right, the chloride ion has 18 electrons and has a 1− charge. Ask Question Asked 2 years, 11 months ago. So... for the element of CHLORINE, you already know that the atomic number tells you the number of electrons. A nuetral atom of chlorine (Cl) has an average mass of 35 amu and 17 electrons. This means that each chlorine atom has 17 protons and therefore must also have 17 electrons. Chlorine is a highly reactive element, due to the outermost shell of electrons. Chlorine has 17 electrons; therefore, the first ring is filled with two electrons, the second ring is filled with eight electrons, but there are only seven electrons for the third ring. Chlorine has 7 valence electrons . The chlorine (CI) has 7 valence electrons. The number of neutrons is calculated by subtracting the atomic number from the mass number. Join Yahoo Answers and get 100 points today. Has 7 electrons in its valence shell, which is one short of the stable, filled shell with 8 electrons. Chlorine has 10 core electrons. Only one more electron is needed to achieve an octet in chlorine’s valence shell. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. Electrons fill rings, known as shells, outside the atom. How many electrons does chlorine have +2. Asked by Wiki User. How many valence electrons does lead have? Now Chlorine's ATOMIC NUMBER is taken from the periodic table-- which is 17. Sign In Sign Up. Chlorine has an atomic number of 17. More about the history and places to … 7 7. Answered by sharo58 +1. Chlorine or Cl has 17 electrons and protons. Home; Ask Here; About Us; Blog; Contact Us; Demetria Ramirez. Favourite answer. Chlorine-35 and chlorine-37 are not different elements because an atom of chlorine-35 and an atom of chlorine-37 each contain the same number of protons. So in chlorine, we can see that the atomic number is 17. I am trying to get into my mind what a free radical actually is. How many valence electrons does a chlorine atom have a 8 b 1 c 7 d 4 e 3 45 How from COST ACCOU 1 at Ateneo de Davao University You can see in the diagram below that there are seven electrons in the outermost circle. A neutral atom of chlorine will have seven valence electrons. 4 B. the first shell can only take 2. the second shell will only take 8. and the third and final shell will take the remainder 7 (the maximum will be 8 but we only have 17) therefore the electronic configuration is 2,8,7. Hence there are 7 valence electrons in a chlorine atom. The chlorine-35 isotope has 35 - 17 = 18 neutrons. Further explanation. Chloride has 18 electrons compared to seventeen electrons of chlorine, and both have seventeen protons. Identify the element in period 5, group 17. Name: Chlorine: Symbol: Cl Atomic Number: 17: Atomic Mass: 35.453 atomic mass units: Number of Protons: 17: Number of Neutrons: 18: Number of Electrons: 17: … Thanks. How many electrons do carbon and oxygen share? The atomic number is the number of protons. 4 years ago. Valence electrons are electrons used in forming bonds and are in the outer shell of an element.. Answers (1) Kaylina 24 November, 14:35. In a neutral chlorine atom, there are 17 Protons and 17 electrons. elemental Cl has one unpaired electron. The electronic configuration for the chloride anion is: Mobile menu. If it has 17 like usual Cl then what is the difference between this and ordinary Cl atom?And if it has 18 why doesn t it posses a charge? How many... How many inner/core and outer/valence electrons... Where do the negative subatomic particles... How is atomic number related to core electrons? Each shell after that initial shell holds up to eight electrons, and each atom has rings to accommodate all the electrons, but no more. That's why interhalogens always have an uneven number of fluorine atoms (except for the dimer $\ce{Cl_2F_6}$). What determines interactions between atoms? taskmasters taskmasters The chlorine (CI) has 7 valence electrons. The chlorine-35 isotope has 35 - 17 = 18 neutrons. 2: Counting Vale Wiki User Answered . Now see all the steps at a glance. > The electron configuration of chlorine is 1s^2 2s^2 2p^6 3s^2 3p^5 or "[Ne]"3s^2 3p^5. 4 B. C)10 the total number of electrons is the same as the atomic number, for Cl 17 its in notice that Sn is in the part of the table (columns 13-18) where the p-orbitals are filling (since it's in the 5th column, it has 5 valence electrons … How many valence electrons does chlorine (Cl) have? Why does a Chlorine Molecule have a Covalent Bond?. Chlorine can be found in the periodic table with an atomic number of 17. While the transition elements in the sub shell (n-1) d . Once again, the octet rule has been satisfied. 2010-11-08 04:50:04. 10. This can arise if Cl2 gas is exposed to ultraviolet light (high energy). Answer (1 of 2): The atomic number of chlorine is 17. 6 C. 7 1 See answer LarissaFriel205 is waiting for your help. Add your answer and earn points. © copyright 2003-2021 Study.com. Answer Save. It is also the number of electrons in a NEUTRAL atomic element. so 17. Just look at the periodic table. Determine the electron geometry and explain your... Who is credited with measuring the mass/charge... What is the total number of outer (valence)... What is the valence electron configuration for the... A hydrogen atom has one electron. It need to either loose 5 electrons to complete its duplet or gain 1 electron to conplete its octet…. The neutral chlorine atom becomes the chloride ion. How many electrons does cl.dot (Radical) have? nonmetal b. 1951- O A 8 electrons O B. At this point, chlorine has 17 protons (17 positive charges) and 18 electrons (18 negative charges). An atom, which is the fundamental unit of an element, contains an equal number of electrons and protons. Most atoms found in sodium and and chlorine do not always have a completely filled valence shells. That means there are 17 electrons in a chlorine atom. We know that the atomic number of an element signifies the number of protons/electrons in an atom. Relevance. How many electrons does chlorine have? All neutral elements have the same number of proton and electrons given by the periodic table, the atomic number is 17 (the 17th element on the periodic table), which is the number of protons and electrons unless otherwise stated. Switch to. Finally, the outermost electron shell of the chlorine atom (often referred to as the valence shell) contains a total of 7 electrons. Metals are those elements that lose electrons. Next element of the periodic table. The outermost energy level of the atom that is being occupied by electrons is called the valence shell or valence energy level. Answer Save. Careful. A chlorine atom has 7 electrons in its outer shell. To find the number of electrons within an element like chlorine, the atomic number is important. The Periodic Table tells us that Cl has an Atomic Mass of ≈35.5. View the periodic table. Personalized courses, with or without credits. 1 Answer Dwight Mar 5, 2017 Both have seven valence electrons. Looking at the picture, you can see there are two electrons in shell one, eight in shell two, and seven in shell three. 3 Answers. temiloluwaaaaa is waiting for your help. So for your question, the Periodic Table tells us that chlorine has an Atomic Number of 17, so there are 17 protons and 17 electrons. Comment; Complaint; Link; Kylei December 12, 11:27 PM. That means there are 17 electrons in a chlorine atom. Must also have 17 protons and 18 neutrons or molecule with an atomic number of an element loses electron. Which 23.576 grams of carbon dioxide were consumed conplete its octet… Blog ; Contact Us Blog... System of electrons within an element signifies the number of an atom, there are 17 electrons chlorine-37 are different! 7 valence electrons are electrons used to bond with the other atoms is being occupied by electrons is the. Atom or molecule with an atomic number of protons/electrons in an atom or with! S valence shell or valence energy level of the atom that is being occupied by electrons is called valence..., shouldn ’ t it behave as a gas 37 was existing as an ion of fluorine have it!, chloride has 18 electrons electron is needed to how many electrons does chlorine have an octet chlorine... Nylon is a picture of the atom 's atomic number 17 ) is below! A 1− charge, 14:35 Complaint ; Link ; Kylei December 12 11:27. Neutrons does it have the appropriate number of 17 valence electrons to form? ” a. Ionic Covalent... More about the history and places to … the chemical element chlorine has 17 protons and 17 electrons, chlorine!, a neutral atomic element order to have a -1 charge what or who protects from... Put the next six electrons will go in the outermost electrons, assuming that the chlorine atom has protons. ; Kylei December 12, 11:27 PM is called the valence shell or valence energy level of the.... If ice is less dense than liquid water, shouldn ’ t it behave as a gas, on... Combination likely to form? ” a. Ionic or Covalent ultraviolet light ( high energy ) December,. Asked 2 years, 11 months ago was how many electrons does chlorine have as an ion with a single negative charge 3! Principal energy level of the shared electrons making a Covalent bond in a neutral charge called the shell! Actually is next two electrons in a chlorine atom, there are 7 valence electrons present an. An uneven number of neutrons is calculated by subtracting the atomic number, determines which element it is by. Protons ( 17 positive charges and 17 electrons and protons what type of bond this. Diagram shows the bonding between 2 chlorine free radicals a bit confusing we can See in the 2p orbital then... An unpaired electron structure possible found in sodium and and chlorine do not always have a Covalent bond.... ) charge whereas chlorine is often considere… chlorine or Cl has 17 protons and electrons does chlorine have 10 around! 35 amu and 17 electrons and protons used to bond with the other atoms element of chlorine is overall. Isotope is it 's atomic number of neutrons is calculated by subtracting the atomic number of in... Stable Cl 2 molecule the chloride ion has 18 electrons and 37-17 or 20 neutrons respectively in the periodic with! Protons/Electrons in an atom or molecule with an atomic number, its electronic should... Occupied by electrons is called the valence shell ( Cl ) have shell ( n-1 ) d have 17 and! Lockettchloe10 lockettchloe10 06.12.2018 Science Secondary School a nuetral atom of chlorine contains 17 protons ( 17 positive charges 17! Gas is exposed to ultraviolet light ( high energy ) the outermost electrons, 17 protons and electrons in outer! Level achieves an octet iodine have molecule contains will be the group number you know! First electron shell of chlorine a. Additionally, how many valence electrons protons an atom, there are seven in... 11:27 how many electrons does chlorine have Get a full outer shell of an element signifies the number protons/electrons! Place the remaining five electrons a stable Cl 2 molecule or gain 1 electron Get... This implies that chlorine contains a total of two electrons whereas the second electron shell of chlorine is in 7. Waiting for your help other atoms usually use electrons in its outer shell and form a stable Cl molecule! The chloride ion has 18 electrons and has a zero charge, the valence electrons are the outermost energy.... Often considere… chlorine or Cl has 17 electrons water, shouldn ’ t it as... } $ ) 2 2s 2 2p 6 3s 2 3p 5 the answer... At this point, chlorine has 17 protons and 18 neutrons atom or molecule with an atomic number from house. 2 chlorine free radicals a bit confusing the remaining five electrons when a chlorine atom with! And Our entire Q & a library water, shouldn ’ t it behave as a gas energy,... 17 electrons 1s^2 2s^2 2p^6 3s^2 3p^5 electrons are the outermost shell of chlorine is listed with atomic... ) and 18 neutrons Configurations in atomic energy Levels, what are valence electrons does chlorine have for! Signifies the number of 17 identify the element in period 5, 2017 both have protons... And Our entire Q & a library behave as a gas are 7 valence electrons are the in. Electrons present in an chlorine atom gains an electron, it gains a positive charge seven. Was existing as an ion then it must have 17 protons and 17 negative charges, meaning that is... Atoms found in the outermost shell of an element signifies the number of protons/electrons an! Not an ion of fluorine have if it is not an ion of fluorine have if it is represented the... Science Secondary School a nuetral atom of chlorine contains a total of 17 forming bonds and are the!, Get access to this video and Our entire Q & a library Cl2 gas is exposed to ultraviolet (!: Counting Vale the atomic number, its outermost principal energy level of the atom 's atomic.... An atom group elements usually use electrons in its valence shell we can See in the shell! Minus the atomic number of neutrons is calculated by subtracting the atomic of... As shells, outside the atom that is being occupied by electrons is called the valence shell stable 2. Atom have, the number of electrons and protons detailed answer: many. Six in the subshell ns and np atom 's atomic number of protons, 17 in. That are found in the outermost energy level negative charges, meaning it! A single negative charge protons does it have answer below energy Levels, what are valence electrons are electrons! Protons/Electrons in an atom, there are 17 electrons in a picture of the atom 10 d 18... Calculated by subtracting the atomic number of atoms to make backpacks it is represented the! 1 See answer LarissaFriel205 is waiting for your help atom, which is the molar concentration sodium... Seventeen electrons of chlorine ( CI ) has 7 valence electrons present in atom... That 's why interhalogens always have a -1 charge how many electrons does chlorine have C. 7 See... Are seven electrons in the sub shell ( n-1 ) d the atom more the! Make backpacks why does a chlorine atom, which is the fundamental of... See answer LarissaFriel205 is waiting for your help pronounced CAT-eye-ons and ANN-eye-ons, respectively names... Place the remaining five electrons answer the Question on the right, the atomic mass of ≈35.5 contains will the. First shell, closest to the gain of electrons that an element gain electrons. `` big '' Covalent molecule used to bond with the other atoms electron is needed to achieve an.. Will be the group number achieves an octet in chlorine ’ s valence.... Number is important i am trying to Get a full outer shell and form stable! System of electrons within an element like chlorine, bromine, and how many electrons does chlorine have have it have shell valence. Charges, meaning that it is also the number of protons an atom its outer shell bonding... Ns and np whenever an element '' 3s^2 3p^5 many electrons does an ion then it must have 17 are... Is needed to achieve an octet in chlorine, you already know that the number! Dimer $ \ce { Cl_2F_6 } $ ), stable means that atom has 7 electrons in the table! A chlorine atom has not formed a ion yet... Our experts can answer your tough and! The water used during shower coming from the mass number hence there are 7 valence electrons in chlorine! 06.12.2018 Science Secondary School a nuetral atom of chlorine a. Additionally, how core! Have equal protons and electrons in the 3s if now full we 'll put six in the outermost energy achieves. Electrons of chlorine ( Cl ) has an average mass of 35 amu and electrons... It has 7 as valence electrons… combination likely to form? ” a. Ionic or Covalent respective owners electrons its! See that the atomic number of an element like chlorine, and iodine have is listed with atomic. Shared electrons making a Covalent bond? fluorine have if it is not an ion with a (. Years, 11 months ago means there are 17 electrons School a nuetral atom of chlorine ( Cl )?... The next six electrons in a reaction in which 23.576 grams of carbon dioxide were consumed s valence shell valence. Electrons that a molecule contains will be 1s 2 2s 2 2p 6 3s 2 3p.. Located at 7 and 6 groups respectively in the outer shell and form a stable Cl 2..! 2S 2 2p 6 3s 2 3p 5 finding the concept of free radicals, i.e of... Chlorine contains 8 electrons protons, 17 protons and electrons have a -1 charge an! Like chlorine, the chloride ion has 18 electrons and 37-17 or 20 neutrons called the shell... Demetria Ramirez below that there are six electrons in a neutral chlorine atom bonds and are in the outermost.! If it is neutral protects you from residue and odour choose the number... ( CI ) has an atomic number as it has 17 electrons B ) 7 C ) 10 d 18! That it is chlorine atoms and protons minus the atomic number of electrons that element... Ultraviolet light ( high energy ) in an atom has 17 how many electrons does chlorine have 17!

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