What is the chemical formula of aluminium carbide?

Which of the following is a colourless gas?

Gallium remains liquid up to ______ Kelvin.

Which of the following is an amorphous allotrope of carbon?

The group 14 elements form _________ hydrides.

Which of the following is not a use of Boron?

What is the fajan’s rule about?

Alum is a double sulphate.