Question
Easy
Solving time: 2 mins
A solid which is not transparent to visible light and whose conductivity increases with temperature is formed by (a) ionic bonding (b) covalent bonding (c) van der Waals' bonding (d) metallic bonding
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Text solutionVerified
Covalent bonding.
[they are simply semiconductors having 4th group]
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Question Text | A solid which is not transparent to visible light and whose conductivity increases with temperature is formed by
(a) ionic bonding
(b) covalent bonding
(c) van der Waals' bonding
(d) metallic bonding |
Topic | Semiconductor Electronics: Materials, Devices and Simple Circuits |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 |
Upvotes | 21 |