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question mark

Carbon, silicon and germanium atoms have four valence electrons each. Their valence and conduction bands are separated by energy band gaps represented by (Eg)c, (Eg)Si and (Eg)Ge respectively. Which one of the following relationships is true in their case?
(a) (Eg)c > (Eg)Si
(b) (E_g )_C< (E_g )_Si
(c) (Eg)c = (Eg)Si
(d) (Eg)c < (Eg)Ge

Amit Saxena , 12 Years ago
Grade upto college level
anser 1 Answers
Aditi Chauhan

        (a)

Due to strong electro negativity of carbon.

Last Activity: 12 Years ago
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