Chemistry
State the observation for the following:
(a) Dry ammonia gas reacts with oxygen in the presence of a catalyst.
(b) Excess chlorine gas reacts with ammonia gas.
(c) Carbon reacts with hot concentrated nitric acid.
Related Questions
Write balanced equation for the following conversions:
(a) Carbon from cane sugar and concentrated sulphuric acid.
(b) Ferric nitrate from ferric hydroxide and nitric acid.
(c) Ammonium sulphate from ammonium hydroxide and sulphuric acid.
State the following:
(a) A compound formed when excess ammonia gas reacts with chlorine.
(b) A substance added to water, to manufacture sulphuric acid in Contact process.
Identify the gas P and Q in the reactions given below:
(a) A compound reacts with an acid to form gas P which has no effect on acidified K2Cr2O7 solution but turns lime water milky.
(b) A metallic nitrate reacts on heating gives oxygen gas along with a coloured gas Q.
State the relevant reason for the following:
(a) Concentrated alkali is used for the concentration of bauxite ore.
(b) Fused alumina is reduced to aluminium by electrolysis.