NEET UG CHEMISTRY MCQ: HYDROGEN

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Hydrogen gas will not reduce:

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Correct option: D

Heated aluminium oxide

Option D (Heated aluminium oxide) is correct because aluminium oxide is very stable and cannot be reduced by hydrogen gas.

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\mathrm{CaC}_2+\mathrm{H}_2 \mathrm{O} \longrightarrow \mathrm{Ca}(\mathrm{OH})_2+' \mathrm{X}\,'

\mathrm{Mg}_2 \mathrm{C}_3+\mathrm{H}_2 \mathrm{O} \longrightarrow \mathrm{Mg}(\mathrm{OH})_2+'\mathrm{Y}\,'

\mathrm{X}

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