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Which one of the following bonds produces a solid that reflects light in the visible region and whose electrical conductivity decreases with temperature and has high melting point?
Options
(a) metallic bonding
(b) van der Waal’s bonding
(c) ionic bonding
(d) covalent bonding
Correct Answer:
metallic bonding
Explanation:
For a metal, conductivity decreases with increase in temperature. Also, metal has high melting point
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Topics: Electronic Devices
(124)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The masses of three wires of copper are in the ratio 1:3:5 and lengths
- The momentum is most closely related to
- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
- Light of wavelength λᴀ and λᴃ falls on two identical metal plates A and B respectively.
- Which one of the following electrical meter has the smallest resistance?
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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