The sulphide that is commonly used in coating electric fluorescent tubes is?
- iron(ii)Sulphide
- tin(ii)sulphide
-
Zinc Sulphide
- lead(iv) Sulphide
The correct answer is: C
Explanation
ZnS (Zinc Sulfide) screen was used because it emits a flash of light when struck by an alpha particle.
This is a phenomenon called Radio luminescence in which a flash of light is observed on the screen when acted upon by a radioactive substance.
There is an explanation video available .