Carbon , silicon and germanium have four valence elcectrons each . These are characterised by valence and conduction bands separated by energy band - gap respectively equal to ` (E_g)_(c) (E_g)_(si) ` and ` (E_g)_(Ge) `. Which of the following statements ture ?A. `(E_g)_(Si) lt (E_g)_(Ge) lt (E_g)_C`B. `(E_g)_(C) lt (E_g)_(Ge) lt (E_g)_(Si)`C. `(E_g)_(C) gt (E_g)_(Si) gt (E_g)_(Ge)`D. `(E_g)_(C) = (E_g)_(Si) =(E_g)_(Ge)`

Carbon , silicon and germanium have four valence elcectrons each . The

1.	Carbon , silicon and germanium have four valence elcectrons each . These are characterised by valence and conduction bands separated by energy band - gap respectively equal to ` (E_g)_(c) (E_g)_(si) ` and ` (E_g)_(Ge) `. Which of the following statements ture ?A. `(E_g)_(Si) lt (E_g)_(Ge) lt (E_g)_C`B. `(E_g)_(C) lt (E_g)_(Ge) lt (E_g)_(Si)`C. `(E_g)_(C) gt (E_g)_(Si) gt (E_g)_(Ge)`D. `(E_g)_(C) = (E_g)_(Si) =(E_g)_(Ge)`
Answer» Correct Answer - C

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