The sulphide that is commonly used in coating electric fl...
The sulphide that is commonly used in coating electric fluorescent tubes is?
iron(ii)Sulphide
tin(ii)sulphide
Zinc Sulphide
lead(iv) Sulphide
Correct answer is C
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.
Which of the following substances does not have van der Waals' forces? ...
The periodic classification of elements is an arrangement of the elements in order of their ...
Which of these salts will produce its metal, oxygen and nitrogen (IV) oxide on heating? ...
What is the chemical symbol for Cadmium? ...
What is the concentration of a solution which contains 0.28g of potassium hydroxide in 100 cm\(...