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ICSE Class 10 Answered

   (a)(i) Name the process by which Ammonia is prepared from its elements. Write equation. (ii) Which property of Ammonia is demonstrated by Fountain experiment? (b) When ammonium salts (like ammonium chloride) is heated with an alkali (say sodium hydroxide) it produces gas 'A' with reference to certain properties of gas 'A'. Answer the following questions. (i) Identify gas 'A' (ii) Write balanced chemical equation for the reaction which produces gas 'A'. (iii) How is gas 'A' collected and dried?
Asked by Topperlearning User | 08 Jan, 2014, 11:44: AM
answered-by-expert Expert Answer

    (ii) Ammonia gas being basic, changes red litmus solution blue.

(b)(i) Gas ‘A’ is ammonia

 

     (iii)The gas is collected by the downward displacement of air and the gas is passed  through a drying tower containing lumps of quicklime.

Answered by | 08 Jan, 2014, 01:44: PM

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