The Solid State

Question 197
CBSEENCH12005545

On doping Ge metal with a little of In (Indium) we get p-type semi-conductor.

A.

True

Solution
Question 198
CBSEENCH12005546

In the CaF2 structure, the coordination number of cations and anions are respectively 4 and 8.

A.

True

Solution
Question 199
CBSEENCH12005547

The number of atoms in a face-centred cubic unit cell is:
  • 4

  • 6

  • 1

  • 2

Solution

A.

4

Question 200
CBSEENCH12005548

Schottky defect generally appears in
  • NaCl
  • KCl
  • CsCl 
  • all the above

Solution

D.

all the above

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