The minimum quantity of ${{\rm{H}}_2}{\rm{S}}$ needed to precipitate 63.5 g of ${\rm{C}}{{\rm{u}}^{2 + }}$ will be nearly:

NEET UG CHEMISTRY MCQ: SOME BASIC CONCEPTS OF CHEMISTRY

1 Easy

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Application +4 | -1

The minimum quantity of

{\mathrm{H}_2}\mathrm{S}

needed to precipitate 63.5 g of

\mathrm{C}{\mathrm{u}^{2 + }}

will be nearly:

View answer and explanation

Correct option: C

34 g

Option C (34 g) is correct because it is the mass of

H_2S

required to precipitate 63.5 g of

Cu^{2+}

based on stoichiometry.