Statement 1 : A reaction 2SO2 + O2 ⇌ 2SO3; has KP at 298 K and 500 K as 4.0 × 1024 and 8.5 × 1010 respectively.Statement 2 : The Ea for the forward reaction is lesser than Eb for the backward reaction.
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a
Both Statement 1 and Statement 2 are true.
b
Statement 1 is true and statement 2 is false.
c
Statement 1 is false and Statement 2 is true.
d
Both statement 1 and Statement 2 are false.
answer is A.
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Detailed Solution
KP decreases with temperature and thus, ∆H=-ve. Also, ∆H=Ea(f) -Ea(b). The negative value of ∆H is possible only when Ea(b) > Ea(f).