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Semiconductor Electronics: Materials, Devices and Simple Circuits
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Intrinsic and Extrinsic Semiconductors
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Carbon, silicon and germanium have four
Question
Carbon, silicon and germanium have four valence electrons each. At room temperature which one of
the following statements is most appropriate ?
A
The number of free conduction electrons is significant in C but small in Si and Ge
B
The number of free conduction electrons is negligibly small in all the three
C
The number of free electrons for conduction is significant in all the three
D
The number of free electrons for conduction is significant only in Si and Ge but small in C
Medium
JEE Mains
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Updated on : 2022-09-05
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Correct option is D)
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