Pure silicon doped with phosphorus is

Pure silicon doped with phosphorus is
  1. amorphous
  2. p-type semiconductor
  3. n-type semiconductor
  4. insulator

Solution

Doping of silicon with group 15 elements such as phosphorus give rise to n-type semiconductor.

Asked in: AP EAMCET 2015

Practice more p Block Elements (Group 13 & 14) questions on Aicharya