Chemistry · 2023
JEE Main · 31 January 2023, Shift 1 · Q51
Zinc reacts with hydrochloric acid to give hydrogen and zinc chloride. The volume of hydrogen gas produced at STP from the reaction of 11.5 g of zinc…
Zinc reacts with hydrochloric acid to give hydrogen and zinc chloride. The volume of hydrogen gas produced at STP from the reaction of $\displaystyle 11.5$ g of zinc with excess HCl is $\displaystyle \_\_\_\_$ L (Nearest integer)
(Given : Molar mass of Zn is $\displaystyle 65.4 \mathrm{~g} \mathrm{~mol}^{-1}$ and Molar volume of $\displaystyle \mathrm{H}_2$ at $\displaystyle \mathrm{STP}=22.7 \mathrm{~L}$ )
Official answer
From NTA’s final answer key for this paper.
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.