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ICSE Class 10 Chemistry 2013 Paper

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Give balanced equations for each of the following :
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Question : 60 of 84
Marks: +1, -0
Reduction of hot Copper(II) oxide to copper using ammonia gas.
Solution:  
    3CuO  +2NH3→3Cu+N2↑+3H2O\;\;\mathrm{3CuO} \;+2 \mathrm{NH}_3 \rightarrow3 \mathrm{Cu}+ \mathrm{N}_2 \uparrow+3 \mathrm{H}_2 \mathrm{O}
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