How is dihydrogen obtained from
(a) dilute sulphuric acid (b) sodium hydroxide (c) water? Give one equation in each case .

How is dihydrogen obtained from? Give one equation in each case : (A) Dilute sulphuric acid (B) sodium hydroxide (C) water

What happens when ethanoic acid reacts with sodium hydroxide? Write chemical equation in each case.

Which among the following changes are exothermic or endothermic in nature? (a) Decomposition of ferrous sulphate (b) Dilution of sulphuric acid (c) Dissolution of sodium hydroxide in water (d) Dissolution of ammonium chloride in water

How is sodium chloride obtained from sea -water ? State two uses of sodium chloride .

What happens when ethanoic acid reacts with sodium carbonate Write chemical equation in each case.

5 g of zinc is treated separately with an excess of (a) dilute hydrochloric acid and (b) aqueous sodium hydroxide The ratio of the volumes of H_(2) evolved in these two reactions is

In an experiment to determine the enthalpy of neutralisation of sodium hydroxide with sulphuric acid, 50 cm^(3) of 0.4M sodium hydroxide were titreated thermometrically with 0.25M sulphuric acid. Which of the following plots gives the correct representation ?