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mario62 [17]
3 years ago
10

Which of the following happens when chlorine forms an ion?

Chemistry
2 answers:
Jlenok [28]3 years ago
7 0

What  happens  when  chlorine  form  an ion  is that  it gains an electron and  has  an octet  in its  outer shell  ( answer  A)


<u><em> Explanation</em></u>

<u><em> </em></u>Chlorine is  is in atomic  number  17  in periodic table.

The electron configuration  of chlorine  is    1S2 2S2 2P6 3S2 3P5   or[Ne]3S2 3p5  or  2.8.7.

chlorine therefore  has 7 valence electron therefore it  gain  1 electron  to form Cl- ( ion)

Cl- has  8  electron in its outer  shell (  it  obeys  octet  rule  of eight valence in outer shell.

kotykmax [81]3 years ago
7 0
When chlorine forms an ion it gains an electron and has an octet in its outer shell. The correct answer is A. 
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