Question

The shape of sulphate ion is:

• A. square planar
• B. trigonal
• C. trigonal planar
• D. tetrahedral

Answer 1

Answer: (D)

Sulphate ion $(S{O}_4^{2-})$ has tetrahedral geometry, as in S-atom undergoes $s{p}^3$ hybridisation.
$S=1s^2,2s^{2}2p^6,3s^{2}3p^4$
$S$ in $II$ excited state =