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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The nuclear radius of a certain nucleus is 7.2 fm and it has a charge of 1.28×10⁻¹⁷ C.
- The Davisson- Germer experiment is the direct evidence of
- A 70 kg man stands in contact against the inner wall of a hollow cylindrical drum
- A remote-sensing satellite of earth revolves in a circular orbit at a height
- In an ammeter, 0.2% of main current passes through the galvanometer
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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