Chemistry · 2020
JEE Main · 6 September 2020, Shift 1 · Q42
For the reaction Fe_2 N ( s )+3/2 H_2( g ) ⇌ 2 Fe ( s )+ NH_3( g )
For the reaction
$$\mathrm{Fe}_2 \mathrm{~N}(\mathrm{~s})+\frac{3}{2} \mathrm{H}_2(\mathrm{~g}) \rightleftharpoons 2 \mathrm{Fe}(\mathrm{~s})+\mathrm{NH}_3(\mathrm{~g})
$$
Official answer
(2)
$\displaystyle \mathrm{K}_{\mathrm{c}}=\mathrm{K}_{\mathrm{p}}(\mathrm{RT})^{1 / 2}$
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.