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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
- 540 g of ice at 0° C is mixed with 540 g of water at 80° C. The final temperature
- A current is flowing through resistance. A potential difference of 120 V
- What is the time taken by moon light to reach earth?
- A source of sound of frequency 256 Hz is moving rapidly towards a wall with a velocity
- If L and C denote inductance and capacitance,then the dimensions of L-C are
Topics: Electronic Devices (124)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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