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Science · 2026 · 1 mark
CBSE 2026 · Region 5 · Set 1 · Q17
The volume ratio of hydrogen and oxygen gases liberated during electrolysis of water is:
The volume ratio of hydrogen and oxygen gases liberated during electrolysis of water is :
Official answer
(B)
$\displaystyle 2$ : $\displaystyle 1$
CBSE Class 10 Science past-paper question from the 2026 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.