Select which type of overlapping is responsible for π -character in S i – N bond of H 3 S i N C O

Question

Select which type of overlapping is responsible for π -character in S i – N bond of H 3 S i N C O, 3 p π → 2 p π, 2 p π → 2 p π, 3 d π ← 2 p π, 3 d π ← 2 d π

MARKS App · Accepted Answer

π - character is due to 3 d π ← 2 p π back bonding between 3 d orbital of S i and 2 p orbital of N.

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