1.

From the gases-ammonia, hydrogen chloride, hydrogen sulphide, sulphur dioxide-Select the following:(i) The gas which gives a white percipitate when reacted with silver nitrate solution acidified with dilute nitric acid.(ii) A solution of hydrogen chloride in water is prepared. The following substances are added to separate portions of the solution.Subtances AddedGas evolvedOdourCalcium carbonate--Magnesium ribbon--Manganese (IV) oxide with heating --Sodium sulphide--Complete the table by writing the gas evolved in each case and its odour, (i) Hydrogen chloride

Answer»

(i) hydrogen chloride

(ii) 

Subtances AddedGas evolvedOdour
Calcium carbonateCarbon dioxideOdorless
Magnesium ribbonHydrogenOdourless
Manganese (IV) oxide with heating chlorinePungent irritating
Sodium sulphideHydrogen sulphideRotten eggs


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