Question

How are they formed?
1. Sodium Cation
2. Chloride Anion
3. Calcium Oxide
4. Ammonia gas​

Answer 1

Answer:

1. Na

E.c=2,8,1

It forms a cation by losing one electron and becomes Na+

2.Cl

2,8,7

It gains one electron and form anion and Becomes Cl-

3.Ca2+ + O2-

+. -

cancel

CaO

sorry I don't know 4th answer

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Answer 2

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