Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Among the following species identify the isostructural pairs `NF_3,NO_3^-,BF_3,H_3O^+,HN_3` - Sarthaks eConnect
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Practice Online Test Series for JEE Main 2018 & NEET 2018

Among the following species identify the isostructural pairs :

`NF_3,NO_3^-,BF_3,H_3O^+,HN_3`

A.

`[NF_3,NO_3^-] and [BF_3H_3O^+]`

B.

`[NF_3,HN_3^-] and [NO_3^-,BF_3]`

C.

`[NF_3,H_3O^+] and [NO_3^+ and BF_3]`

D.

`[NF_3,H_3O^+] and [HN_3 , BF_3]`

Solution

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Best answer

`NF_3` and `H_3O^+` have `sp^3` hybridisation; `NHO_3^ -` and `BF_4` have `sp^2` hybridisation.