Chemistry · 2019
JEE Main · 8 April 2019, Shift 1 · Q51
In order to oxidise a mixture of one mole of each of FeC_2 O_4, Fe_2( C_2 O_4)_3, FeSO_4 and Fe_2( SO_4)_3 in acidic medium, the number of moles of…
In order to oxidise a mixture of one mole of each of $\displaystyle \mathrm{FeC}_2 \mathrm{O}_4, \mathrm{Fe}_2\left(\mathrm{C}_2 \mathrm{O}_4\right)_3, \mathrm{FeSO}_4$ and $\displaystyle \mathrm{Fe}_2\left(\mathrm{SO}_4\right)_3$ in acidic medium, the number of moles of $\displaystyle \mathrm{KMnO}_4$ required is :
Official answer
(3)
$\displaystyle 2$
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JEE Main 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.