BITSAT PYQs for Chemical Bonding and Molecular Structure with Solutions: Practice BITSAT Previous Year Questions

Updated 3+ months ago

Chemical Bonding and Molecular Structure is an important topic in the Chemistry section in BITSAT exam. Practising this topic will increase your score overall and make your conceptual grip on BITSAT exam stronger.

This article gives you a full set of BITSAT PYQs for Chemical Bonding and Molecular Structure with explanations for effective preparation. Practice of BITSAT Chemistry PYQs including Chemical Bonding and Molecular Structure questions regularly will improve accuracy, speed, and confidence in the BITSAT 2026 exam.

BITSAT PYQs for Chemical Bonding and Molecular Structure with Solutions

1.
How many $\sigma$ bonds and $\pi$ bonds are present in
- $5 \, \sigma + 8 \, \pi$
- $9 \, \sigma + 7 \, \pi$
- $9 \, \sigma + 9 \, \pi$
- $5 \, \sigma + 9 \, \pi$
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2.
Which of the following has zero dipole moment?
- 1,1-dichloromethane
- cis-1,2-dichloroethene
- trans-1,2-dichloroethene
- 1-chloroethane
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3.
Which of the following molecules has a trigonal planar shape?
- $ \mathrm{CH_4} $
- $ \mathrm{BF_3} $
- $ \mathrm{NH_3} $
- $ \mathrm{H_2O} $
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4.
Which of the following molecules has the highest bond angle?
- $ \text{CH}_4 $
- $ \text{NH}_3 $
- $ \text{H}_2\text{O} $
- $ \text{CO}_2 $
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5.
The intermediate formed during the addition of HCl to propene in the presence of peroxide is
- CH₃CHCH₂Cl
- CH₂CHCH₃^+
- CH₃CH₂CH₂^+
- CH₃CH₂CH₂^-
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6.
Which of the following does not contain any coordinate bond?
- $H _{3} O ^{+}$
- $BF _{4}^{-}$
- $HF _{2}^{-}$
- $NH _{4}^{+}$
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7.
Which one of the following molecular hydrides acts as a Lewis acid?
- $ {NH}_3 $
- $ {H}_2{O} $
- $ {B}_2{H}_6 $
- $ {CH}_4 $
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8.
The conductivity of a weak acid HA of concentration 0.001 mol L$^{-1}$ is $ 2.0 \times 10^{-5} \, \text{S cm}^{-1} $. If $ \Lambda_m^\circ ({HA}) = 190 \, \text{S cm}^2 \text{mol}^{-1} $, the ionization constant ($ K_a $) of HA is equal to _______ $ \times 10^{-6} $.
- 24
- 48
- 12
- 45
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9.
The type of bonds present in sulphuric anhydride are -
- $3 \sigma $ and three $p \pi - d \pi $
- $3 \sigma$ one $p \pi - p \pi $ and two $p \pi - d \pi $
- $2 \sigma $ and three $p \pi - d \pi $
- $2 \sigma $ and two $p \pi - d \pi $
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10.
Which of the following molecules has a linear shape?
- H$_2$O
- CO$_2$
- NH$_3$
- SO$_2$
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11.
Identify the geometry and hybridization of the central atom in SF₄.
- Trigonal bipyramidal, sp² hybridization
- Tetrahedral, sp³ hybridization
- Seesaw, sp³d hybridization
- Square planar, sp³d² hybridization
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