When copper (ll) chloride solution is treated with excess aqueous ammonia, a deep blue solution results This is due to the presence of

Which of the following does not affect the rate of a chemical reaction?

Equilibrium is said to be attained in reversible reaction when

Which of the following compound is aromatic?

Which of the following does not affect the rate of a chemical reaction?

Given that 32.0g sulphur contains 6.02 x 10 23 sulphur atoms how many atoms are there in 2.70g of aluminium? {Al = 27, S =32}

An acid present in proteins is

The following are uses of sulphur except

The reaction represented by the equation NaOH(aq) + HCI(aq) → NaCI(aq) + H2O(/)