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Consider the ions: 'K^+, S^(2-), Cl^-' a...

Consider the ions: 'K^+, S^(2-), Cl^-' and 'Ca^(2+) .' The radii of these ionic species follow the order:

A

`Ca^(2+) gt K^(+) gt Cl^(-) gt S^(2-)`

B

`Cl^(-) gt S^(2-) gt K^(+) gt Ca^(2+)`

C

`S^(2-) gt Cl^(-) gt K^(+) gt Ca^(2+)`

D

`K^(+) gt Ca^(2+) gt S^(2-) gt Cl^(-)`

Text Solution

Verified by Experts

The correct Answer is:
C

The correct order is `S^(2-) gt Cl^(-) gt K^(+) gt Ca^(2+)`
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