Question

2. Which of the following ion has smaller size ?
1) CI‐ 2) S‐2
3) Na+
4) Ca2+​

Answer 1

Answer:

4)ca+2because positive charge is high

so,size is small

plz mark

Answer 2

Answer:option 3

sodium ion only have 10 electrons in them

other all have 18 electrons

AS A RESULT Na+ have smaller size

Explanation:if it helps mark as brainliest