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ICSE Class 10 Chemistry 2019 Paper

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Write a balanced chemical equation for the preparation of :
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Question : 62 of 86
Marks: +1, -0
Ethene from bromoethane
Solution:  
C2H5Br+KOHBromoethane→ΔC2H4Ethene\underset{\text{Bromoethane}}{\mathrm{C}_2\mathrm{H}_5\mathrm{Br} + \mathrm{KOH}} \xrightarrow{\Delta} \underset{\text{Ethene}}{\mathrm{C}_2\mathrm{H}_4} +KBr+H2O+ \mathrm{KBr} + \mathrm{H}_2\mathrm{O}
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