Chemistry
Select from the gases — ammonia, ethane, hydrogen chloride, hydrogen sulphide, ethyne — The gas which produces dense white fumes with ammonia gas.
Hydrogen Chloride
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Answer
Hydrogen chloride
NH3 [g] + HCl [g] ⟶ NH4Cl (s-solid)
When a gas jar containing HCl gas in inverted over a jar full of ammonia gas, dense white fumes are formed. These fumes consists of particles of solid ammonium chloride suspended in air.
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