1. Which bond is the most polar?

H–F
H–Cl
H–Br
H–I

2. The hybridisation of boron in BF₃ is:

sp
sp²
sp³
dsp²

3. Bond order of molecular oxygen (O₂) is:

1
1.5
2
3

4. Which of the following species shows resonance?

CO (carbon monoxide)
CO₂ (carbon dioxide)
CO₃²⁻ (carbonate)
CH₄ (methane)

5. Which compound exhibits hydrogen bonding (intermolecular)?

CH₄
CH₃OH
CCl₄
CO₂

6. The molecular shape of SF₄ is:

Tetrahedral
Square planar
Seesaw (or distorted trigonal bipyramidal)
Trigonal planar

7. Which element has the highest electronegativity?

C
N
O
F

8. Which of these ionic compounds has the highest lattice energy?

MgO
NaCl
KCl
CaO

9. Which statement about π (pi) bonds is correct?

π bonds are formed by end-to-end overlap of orbitals.
π bonds allow free rotation about the bond axis.
π bonds are formed by side-by-side overlap of p orbitals.
A single σ bond is weaker than a single π bond between the same atoms.

10. Formal charge on nitrogen in NH₄⁺ is:

−1
0
+1
+2

IT JEE Chemistry Practice Paper 2 – Chemical Bonding – PYQs

IIT JEE Chemistry Practice Paper – Part 2

Topic: Chemical Bonding

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