The allotrope of carbon used as lubricant is:

Which halogen is a liquid at room temperature?

Ozone (O₃) has bond order of:

Phosphorus exists as P₄ in:

The strongest acid among oxyacids of chlorine is:

Ammonia is a:

The hybridization of S in SF₆ is:

Interhalogen compound ClF₃ has shape:

Bleaching powder is:

The inert pair effect is shown by:

Nitrogen does not form pentahalide because:

Aqua regia is a mixture of:

Silicones are:

The noble gas that is radioactive is:

H₂SO₄ acts as dehydrating agent because:

XeF₂ has structure:

Boric acid is a:

Which oxide of nitrogen is a brown gas?

Carbon monoxide is poisonous because it:

Boron nitride (BN) is known as: