Essential Chemistry for IGCSE - Electricity And Chemistry (Section 1 - No. 27)
What is the overall reaction that happens during the electrolysis of water?
H2O → H2 + O2
2H2O → 2H2 + O2
H2 + O2 → H2O
O2 → 2H2 + H2O
Explanation
2H2O(l) → 2H2(g) + O2(g)
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