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

Carbon,silicon and germanium have four valence electrons each. At room temperature which one of the following statements is most appropriate?

Options

(a) The number of free electrons for conduction is significant only in Si and Ge but small in C
(b) The number of free conduction electrons is significant in C but small in Si and Ge
(c) The number of free conduction electrons is negligibly small in all the three
(d) The number of free electrons for conduction is significant in all the three.

Correct Answer:

The number of free electrons for conduction is significant only in Si and Ge but small in C

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. In a mass spectrometer used for measuring the masses of ions, the ions
  2. A heavy small sized sphere is suspended by a string of length l.The sphere rotates
  3. Radiofrequency choke uses core of
  4. The potential of a large liquid drop when eight liquid drops are combined is 20 V.
  5. The ratio of the acceleration for a solid sphere(mass m and radius R)rolling down