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>>Semiconductor Electronics: Materials, Devices and Simple Circuits
>>Intrinsic and Extrinsic Semiconductors
>> $Carbon, silicon and germanium have four$

Question

Carbon, silicon and germanium have four valence electrons each. At room temperature which one ofthe 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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