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Carbon, silicon and germanium atoms have...

Carbon, silicon and germanium atoms have four valence electrons each. Their valence and conduction bands are separated by energy band gaps represented by `(E_(g))_(C),(E_(g))_(Si)` and `(E_(g))_(Ge)`, respectively. Which one of the following relationship is true in their case?

A

`(E_(g))_(c)gt(E_(g))_(si)`

B

`(E_(g))_(C)=(E_(g))_(Si)`

C

`(E_(g))_(C) lt (E_(g))_(Ge)`

D

`(E_(g))_(C) lt (E_(g))_(Si)`

Text Solution

Verified by Experts

The correct Answer is:
A
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