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Pick out the isoelectronic structures fr...

Pick out the isoelectronic structures from the following
`underset (I) CH_3^+ underset (II) (H_3) O^+ underset (III) NH_3 underset (IV) CH_3^-`.

A

I and II

B

I and III

C

I and IV

D

II, III and IV.

Text Solution

Verified by Experts

The correct Answer is:
D
`overset(+)CH_3=6+3-1=8e^-`
`H_3O^(+)=7+8-1=10e^-`
`NH_3=7+3=10e^-`
`CH_3^-` =12+3+1 =`10e^-`
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