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Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å. The lattice parameter is
Options
(a) 4.3 Å
(b) 3.0 Å
(c) 8.6 Å
(d) 6.8 Å
Correct Answer:
4.3 Å
Explanation:
d = √3/2 a 3.7 = √3/2 a
a = 2 x 3.7 / √3 = 4.3 Å
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The periodic waves of intensities I₁ and I₂ pass through a region at the same time
- When ₉₀Th²²⁸ transforms to ₈₃Bi²¹², the number of emitted α and β particles
- A gas is suddenly expanded such that its final volume becomes 3 times
- The angular momentum of an electron is J. The magnitude of the magnetic moment
- A piece of marble is projected from the earth’s surface with velocity of 50 m/s
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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