A) Burning of a candle
B) Rusting of iron
C) Electrolysis of water
D) Digestion of food
Correct Answer: C
Solution :
\[{{H}_{2}}{{O}_{(l)}}\xrightarrow{\text{electrolys}\,\text{is}}{{H}_{2(g)}}+\frac{1}{2}{{O}_{2(g)}}\].
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