Chemistry · 2020
JEE Main · 2 September 2020, Shift 2 · Q28
Amongst the following statements regarding adsorption, those that are valid are: (a) Δ H becomes less negative as adsorption proceeds. (b) On a given…
Amongst the following statements regarding adsorption, those that are valid are:
(a)
$\displaystyle \Delta \mathrm{H}$ becomes less negative as adsorption proceeds.
(b)
On a given adsorbent, ammonia is adsorbed more than nitrogen gas.
(c)
On adsorption, the residual force acting along the surface of the adsorbent increases.
(d)
With increase in temperature, the equilibrium concentration of adsorbate increases.
Official answer
(1)
(a) and (b)
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.