Chemistry · 2023
JEE Main · 13 April 2023, Shift 2 · Q90
400 g of an organic compound ( X ) gave 0.376 g of AgBr in Carius method for estimation of bromine. % of bromine in the compound ( X ) is ____.…
$\displaystyle 400$ g of an organic compound $\displaystyle (\mathrm{X})$ gave $\displaystyle 0.376$ g of AgBr in Carius method for estimation of bromine. % of bromine in the compound $\displaystyle (\mathrm{X})$ is $\displaystyle \_\_\_\_$.
(Given: Molar mass $\displaystyle \mathrm{AgBr}=188 \mathrm{~g} \mathrm{~mol}^{-1}$
$$\left.\mathrm{Br}=80 \mathrm{~g} \mathrm{~mol}^{-1}\right)
$$
Official answer
From NTA’s final answer key for this paper.
40
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.