Multiple choice

The semi conductors in which impurities are lacking are known as intrinsic semiconductors. Among the following ------------------ is an intrinsic semiconductor.

  1. zinc telluride

  2. zinc sulphide

  3. zinc sulphate

  4. zinc selenide

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Zinc selenide (ZnSe), is a light yellow binary solid compound. It is an intrinsic semiconductor with a band gap of about 2.70 eV at 25 °C. ZnSe rarely occurs in nature. It is found in the mineral stilleite named after Hans Stille.