Chemistry
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.
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 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.
Complete and balance the following chemical equations:
(a) H2C = CH2 + Cl2 ⟶
(b) C2H6 + O2 [excess] ⟶
(c) CH4 + O2 [excess] ⟶
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.