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Science · 2026 · 1 mark
CBSE 2026 · Region 5 · Set 2 · Q23
On reaction with dilute HCl, which of the following pair of metals will evolve hydrogen gas?
On reaction with dilute HCl, which of the following pair of metals will evolve hydrogen gas?
Official answer
(D)
magnesium and aluminium
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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.