Chemistry
Give a balanced equation for conversion of:
(a) an ammonium salt to a basic gas
(b) a soluble lead salt to an insoluble lead salt – formed as a white precipitate.
Chemical Reaction
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Answer
(a) Ammonium salt [NH4Cl] on reaction with calcium hydroxide produces NH3(g) which is a basic gas.
2NH4Cl + Ca(OH)2 ⟶ CaCl2 + 2H2O + 2NH3 [g]
(b) Lead nitrate when reacts with sodium chloride insoluble white ppt. of lead chloride is formed.
Pb(NO3)2 + 2NaCl ⟶ 2NaNO3 + PbCl2 ↓
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