Valence Shell Electron Pair Repulsion (VSEPR ) Theory and Shapes of Simple Molecules NEET Questions

Physical Chemistry - Chemical Bonding and Molecular Structure

Valence Shell Electron Pair Repulsion (VSEPR ) Theory and Shapes of Simple Molecules MCQ Questions


7.
Which of the following molecules has a bent shape?
A.
BeCl₂
B.
CO₂
C.
H₂O
D.
BF₃
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ANSWER :
C. H₂O
8.
The bond angle in H₂O is less than that in NH₃ due to:

NEET - 2022

A.
Lone pair–lone pair repulsion in water
B.
Lone pair–bond pair repulsion in ammonia
C.
Bond pair–bond pair repulsion in water
D.
All of the above
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ANSWER :
A. Lone pair–lone pair repulsion in water
9.
The bond angle in water (H₂O) is approximately
A.
104.5°
B.
120°
C.
109.5°
D.
180°
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ANSWER :
A. 104.5°
10.
Which molecule has a linear shape?
A.
NH₃
B.
H₂O
C.
CO₂
D.
SO₂
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ANSWER :
C. CO₂
11.
The number of lone pairs on the central atom in ClF₃ and their effect on shape is:

NEET - 2015

A.
1, T-shaped
B.
2, T-shaped
C.
2, Trigonal pyramidal
D.
1, Trigonal planar
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ANSWER :
B. 2, T-shaped
12.
ClF₃ molecule has the shape
A.
T-shaped
B.
Trigonal planar
C.
Trigonal pyramidal
D.
Bent
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ANSWER :
A. T-shaped