Chemical Bonding And Molecular Structure Ques 98
98. Among the following ions the $p \pi-d \pi$ overlap could be present in
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(a) $NO_2^{-}$
(b) $NO_3^{-}$
(c) $PO_4^{3-}$
(d) $CO_3^{2-}$
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Answer:
Correct Answer: 98.(c)
Solution:
(c) In $P-O$ bond, $\pi$ bond is formed by the sidewise overlapping of $d$-orbital of $P$ and $p$ orbital of oxygen. Hence it is formed by $p \pi$ and $d \pi$ overlapping.
