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ICSE Class 10 Chemistry 2013 Paper

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Give balanced equations for the laboratory preparations of the following organic compounds :
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Question : 70 of 84
Marks: +1, -0
An alcohol from ethyl bromide.
Solution:  
C2H5Br+KOH(aq)Ethyl bromideC2H5OH+KBr\underset{\text{Ethyl bromide}}{\mathrm{C}_2\mathrm{H}_5\mathrm{Br} + \mathrm{KOH}(\mathrm{aq})} \rightarrow \mathrm{C}_2\mathrm{H}_5\mathrm{OH} + \mathrm{KBr}
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