Chemistry · 2026
JEE Main · 21 January 2026, Shift 1 · Q52
0 g of calcium metal is allowed to react with excess HCl at 1.0 atm pressure and 273 K. Which of the following statements is incorrect? [Given: Molar…
$\displaystyle 0$ g of calcium metal is allowed to react with excess HCl at $\displaystyle 1.0$ atm pressure and $\displaystyle 273$ K . Which of the following statements is incorrect ?
[Given : Molar mass in $\displaystyle \mathrm{g} \mathrm{mol}^{-1}$ of $\displaystyle \mathrm{Ca}-40, \mathrm{Cl}-35.5, \mathrm{H}-1$ ]
Official answer
From NTA’s final answer key for this paper.
(1)
33.$\displaystyle 3$ g of $\displaystyle \mathrm{CaCl}_2$ is produced.
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JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.