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.
The bond angle in BF₃ molecule is:
A.
120°
B.
109.5°
C.
104.5°
D.
90°
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ANSWER :
A. 120°
8.
The shape of methane (CH₄) molecule is:
A.
Tetrahedral with bond angles 109.5°
B.
Linear with bond angles 180°
C.
Trigonal pyramidal with bond angles 107°
D.
Square planar with bond angles 90°
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ANSWER :
A. Tetrahedral with bond angles 109.5°
9.
The geometry of PCl₅ molecule in gas phase is:
A.
Tetrahedral
B.
Trigonal bipyramidal
C.
Octahedral
D.
Square pyramidal
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ANSWER :
B. Trigonal bipyramidal
10.
The shape of SF₆ molecule is:
A.
Square planar
B.
Tetrahedral
C.
Octahedral
D.
Trigonal bipyramidal
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ANSWER :
C. Octahedral
11.
The bond angles in PCl₅ are:
A.
Only 109.5°
B.
Only 120°
C.
Only 90°
D.
Both 90° and 120°
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ANSWER :
D. Both 90° and 120°
12.
Among AB₂, AB₃, AB₄, AB₅, AB₆ type molecules (no lone pairs), which has the highest bond angle between adjacent bonds?
A.
AB₃ (trigonal planar)
B.
AB₂ (linear)
C.
AB₄ (tetrahedral)
D.
AB₆ (octahedral)
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ANSWER :
B. AB₂ (linear)