Class 11

20. p- block elements question bank (Chemistry)

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Q1.

The geometry of the following molecules with respect to central atom is respectively  
N(SiH₃)₃, Me₃N, (SiH₃)₃P  

(A)
planar, pyramidal, planar
(B)
planar, pyramidal, pyramidal
(C)
pyramidal, pyramidal, pyramidal
(D)
pyramidal, planar, pyramidal
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Q2.

In which of the following compounds, observed bond angle is found to be greater than expected, but not due to back bonding  

(A)
N(SiH₃)₃
(B)
O(CH₃)₂
(C)
O(SiH₃)₂
(D)
All of these
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