1.

From the given set of species, point out the species from each set having least atomic radius (A) F^(-),Na^(+),Mg^(+2), (B) Ni,Cu,Zn (C) N^(-2),Cs^(+),H^(+) (D) Li,He,Be^(+2)

Answer»

`MG^(+2),Ni,H^(+),Be^(+2)`
`NA^(+),Cu,CS^(+),LI`
`F^(-),Cu,N^(-3),He`
`Na^(+),Ni,H^(+),He`

Answer :A


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