Consider the following reaction approaching equilibrium at 27° C and 1 atm pressure A+B 0pt k r = 10² ^(k f = 10³) C+D The standard Gibb's energy change (Δ r G^θ) at 27° C is (-) _ _ _ _ _ k J mol ⁻¹ (Nearest integer). (Given: R=8.3~J~K⁻¹~mol⁻¹ and ln 10=2.3)

Equilibrium: JEE Main 2023 Chemistry question

JEE Main 2023 · 29 Jan, Morning shift · Q7

JEE Main 202329 Jan, Morning shiftChemistryHardEquilibrium123× since 2002

Consider the following reaction approaching equilibrium at 27

^\circ

C and 1 atm pressure

\mathrm{A+B}

\mathrel{\mathop{\kern0pt\rightleftharpoons} \limits_{{k_r} = {{10}^2}}^{{k_f} = {{10}^3}}}

\mathrm{C+D}

The standard Gibb's energy change

\mathrm{(\Delta_r G^\theta)}

at 27

^\circ

C is (

-

) ___________ kJ mol

^{-1}

(Nearest integer). (Given :

\mathrm{R=8.3~J~K^{-1}~mol^{-1}}

and

\mathrm{\ln 10=2.3}

)

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2023 Equilibrium Question with Answer (29 Jan Morning shift, Q7) | JEE Arc