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 ( NH 4 Cl ) + calcium hydroxide Ca ( OH ) 2
(b) Quick lime or calcium oxide( CaO )
(c) Downward displacement of air
(b) Quick lime or calcium oxide
(c) Downward displacement of air
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