1.

The correct order of ionic size of N^(3-), Na^(+) , F^(-) ,Mg^(2+) and O^(-) is:

Answer»

`Mg^(2+) GT Na^(+) gt F^(-) gt O^(2-) gt N^(3-)`
`N^(3-) LT F^(-) gt O^(2-) gt Na^(+) gt Mg^(2+)`
`Mg^(2+) lt Na^(+) lt F^(-) lt O^(2-) lt N^(3-)`
`N^(3-) gt O^(2-) gt F^(-) gt Na^(+) lt Mg^(2+)`

Answer :C


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