Unit Cells is an important topic in the Chemistry section in MHT CET exam. Practising this topic will increase your score overall and make your conceptual grip on MHT CET exam stronger.
This article gives you a full set of MHT CET PYQs for Unit Cells with explanations for effective preparation. Practice of MHT CET Chemistry PYQs including Unit Cells questions regularly will improve accuracy, speed, and confidence in the MHT CET 2026 exam.
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MHT CET PYQs for Unit Cells with Solutions
1.
If a metal crystallises in bcc structure with edge length of unit cell $4.29 \times 10^{-8}\, cm$ the radius of metal atom is- $3.2 \times 10^{-7}\,cm$
- $1.86 \times 10^{-8}\,cm$
- $1.07 \times 10^{-7}\,cm$
- $1.07 \times 10^{-8}\,cm$
2.
Find the radius of a BCC molecule having an edge length of \( 2.0 \times 10^{-11} \) m.- \( 1.0 \times 10^{-11} \) m
- \( 1.5 \times 10^{-11} \) m
- \( 2.0 \times 10^{-11} \) m
- \( 3.0 \times 10^{-11} \) m
3.
The density of a face-centered cubic (FCC) crystal is:- \( \frac{4M}{\sqrt{2}a^3} \)
- \( \frac{4M}{a^3} \)
- \( \frac{6M}{a^3} \)
- \( \frac{2M}{a^3} \)
4.
What is the coordination number in a Hexagonal Close-Packed (hcp) structure?- 8
- 10
- 12
- 14
5.
If the total volume of a simple cubic unit cell is 6.817 × 10-23 cm3, what is the volume occupied by particles in the unit cell?
- 3.57 $\times$ 10$^{-23}$ cm$^3$
- 4.57 $\times$ 10$^{-23}$ cm$^3$
- 5.57 $\times$ 10$^{-23}$ cm$^3$
- 6.57 $\times$ 10$^{-23}$ cm$^3$
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