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ICSE Class 10 Chemistry 2020 Paper

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Write a balanced chemical equation for each of the following :
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Question : 15 of 86
Marks: +1, -0
Complete combustion of ethane.
Solution:  
2C2H6+7O2→4CO2+6H2O2 \mathrm{C}_2 \mathrm{H}_6 + 7 \mathrm{O}_2 \rightarrow 4 \mathrm{CO}_2 + 6 \mathrm{H}_2 \mathrm{O}
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