ICSE Class 10 Chemistry 2022 Solved Paper

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Question : 35
Total: 55
Complete the table given below which refers to the Laboratory preparation of Ammonia gas :
 Laboratory preparation  Reactants used  Products formed  Dryingagent  Method of collection
 Ammonia gas  (a)............  Calcium chloride + water + ammonia  (b).............  (c).............
Solution:  
(a) Ammonium chloride (NH4Cl)+ calcium hydroxide Ca(OH)2
(b) Quick lime or calcium oxide (CaO)
(c) Downward displacement of air
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