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Explain why (CH3)3N is pyramidal whereas (SiH3)3N is planar.?

Explain why (CH3)3N is pyramidal whereas (SiH3)3N is planar.?

Grade:12

1 Answers

Sunil Kumar FP
askIITians Faculty 183 Points
9 years ago
(CH3)3N has pyramidal shape due to sp3 hybridisation in which there is a p pi-p pi bonding whereas in case of (SiH3)3N there is ppi-dpi bonding baecause of vacant dorbital of silicon and absence of vacant orbital in carbon .Thus molecule (CH3)3Nispyramidalwhereas(SiH3)3Nisplanar.

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