Hydrogen gas is liberated in the reaction of sodium hydroxide with

The gas liberated when zinc reacts with sodium hydroxide-

On what electrode hydrogen is liberated on electrolysis of sodium hydride.

The reaction of fat and sodium hydroxide is known as

The gas which is liberated during the reaction of ethanol with sodium

Write the reactions of alcohols with: Sodium hydroxide

Compounds 'A','B' and 'C' have the same molecular formula C_(7)H_(8)O . Compound 'A' and 'B' liberate hydrogen gas with sodium metal. When treated with sodium hydroxide, compound 'B' alone dissolves. Compound 'C' is inert towards both sodium metal and sodium hydroxide. Compounds 'A', 'B' and 'C' are respectively

Describe with reaction the industrial preparation of sodium hydroxide. How is this sodium hydroxide purified?