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Science · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 1 · Q3
Study the following chemical reaction : \[2 \mathrm{Na}(\mathrm{~s})+2 \mathrm{H}_{2} \mathrm{O}(l) \longrightarrow 2 \mathrm{NaOH}(\mathrm{aq})+\mathrm{H}_{2}(\mathrm{~g}) \uparrow \] The reducing agent in this reaction is :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
Na
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.