The gas phase reaction 2A(g) A₂(g) at 400 K has Δ G^(o) = + 25.2 kJ mol⁻¹. The equilibrium constant K C for this reaction is _ _ _ _ × 10⁻². (Round off to the Nearest Integer). [Use: R = 8.3 J mol⁻¹ K⁻¹, ln 10 = 2.3 log₁₀ 2 = 0.30, 1 atm = 1 bar] [antilog (- 0.3) = 0.501]

Equilibrium: JEE Main 2021 Chemistry question

JEE Main 2021 · 18 Mar, Evening shift · Q4

JEE Main 202118 Mar, Evening shiftChemistryMediumEquilibrium123× since 2002

The gas phase reaction

2A(g) \rightleftharpoons {A_2}(g)

at 400 K has

\Delta

G^o = + 25.2 kJ mol⁻¹. The equilibrium constant K_C for this reaction is ________

\times

10^

-

2. (Round off to the Nearest Integer). [Use : R = 8.3 J mol^

-

1 K^

-

1, ln 10 = 2.3 log₁₀ 2 = 0.30, 1 atm = 1 bar] [antilog (

-

0.3) = 0.501]

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2021 Equilibrium Question with Answer (18 Mar Evening shift, Q4) | JEE Arc