Chemistry · 2020
JEE Main · 9 January 2020, Shift 2 · Q33
5 g of zinc is treated separately with an excess of (a) dilute hydrochloric acid and (b) aqueous sodium hydroxide. The ratio of the volumes of H_2…
$\displaystyle 5$ g of zinc is treated separately with an excess of
(a)
dilute hydrochloric acid and
(b)
aqueous sodium hydroxide.
The ratio of the volumes of $\displaystyle \mathrm{H}_2$ evolved in these two reactions is :
Official answer
(2)
$\displaystyle 1$ : $\displaystyle 1$
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.