Chemistry · 2021
JEE Main · 16 March 2021, Shift 2 · Q37
The exact volumes of 1 M NaOH solution required to neutralise 50 mL of 1 M H_3 PO_3 solution and 100 mL of 2 M H_3 PO_2 solution, respectively, are:
The exact volumes of $\displaystyle 1$ M NaOH solution required to neutralise $\displaystyle 50$ mL of $\displaystyle 1 \mathrm{M} \mathrm{H}_3 \mathrm{PO}_3$ solution and $\displaystyle 100$ mL of $\displaystyle 2 \mathrm{M} \mathrm{H}_3 \mathrm{PO}_2$ solution, respectively, are :
Official answer
(3)
$\displaystyle 100 \mathrm{~mL} \text { and } 200 \mathrm{~mL}$
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JEE Main 2021 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.