ICSE Class 10 Chemistry 2014 Solved Paper

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M is a metal above hydrogen in the activity series and its oxide has the formula M2O . This oxide when dissolved in water forms the corresponding hydroxide which is a good conductor of electricity. In the above context answer the following:
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Question : 87
Total: 88
State the reaction taking place at the cathode.
Solution:  
M++eM - Reduction.
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