Chemistry
Give balanced chemical equation for the following.
(a) Preparation of ethyne from (ethylene dibromide) 1, 2-di bromoethane.
(b) Ethanoic acid from ethanol.
(c) Sodium acetate from acetic acid.
Related Questions
(a) Jiya was doing an experiment in which she had to dry up ammonia, but she observes that the concentrated sulphuric acid is not able to dry ammonia gas. Why is it so?
(b) Give the balanced chemical equation for the conversion of ammonia solution to an amphoteric hydroxide
Name the gas evolved when the following reaction takes place.
(a) Dilute hydrochloric acid to zinc sulphide.
(b) Zinc sulphide ore is heated in a regular supply of air.
Give one relevant observation for each of the following reactions.
(a) Zinc carbonate is heated.
(b) Excess of ammonia is passed through an aqueous solution of lead nitrate.
(c) Sodium hydrogen carbonate is added to nitric acid.
The equation,
4NH3 + 5O2 ⟶ 4NO + 6H2O
represents the catalytic oxidation of ammonia. If 100 cm3 of ammonia is used, calculate the volume of oxygen required to oxidise the ammonia completely.