Hydrogen combines with other non-metallic elements to form___________.

___________is very corrosive and hence dangerous to handle as they burn and stain the skin.

The action of water on phosphorus pentoxide gives_____________

The neutral compound formed when acids and bases react together is called a_________.

Concentrated sulphuric acid can displace____________from sodium chloride.

The action of water on sulphurdioxide gives____________.

Hydrogen combines with iodine to form____________

_______________proposed that all acids contain hydrogen ions.

Substances which turns blue litmus to red litmus have__________taste.

Hydrogen combines with sulphur to form_____________