Which of the following beaten in to thin sheets

Which nonmetal is very essential for our life is

Non-metal used in water purification process

Non-metal used in purple colour solutions which is applied on wounds as an antiseptic

Red litmus paper turns blue when it is dipped in

What element in air reacts with Iron to make Iron Oxide

Metals react with acids to produce a gas

Metal oxides are

Non metallic oxides are