Gibbs Energy and Equilibrium Constant

JEE Main Chemistry · Chemical Thermodynamics · 9 questions, latest first

• Consider the reaction X ⇌ Y at 300 K. If Δ H^θ and K are 28.40 kJ mol^-1 and 1.8 × 10^-7 at the same temperature, then the…20266 April, Shift 1 · Q75
• The plot of log_10 K vs 1/T gives a straight line. The intercept and slope respectively are (where K is equilibrium constant).202628 January, Shift 2 · Q53
• For the reaction, N_2 O_4 ⇌ 2 NO_2, graph is plotted as shown below. Identify correct statements. A. Standard free energy change…202621 January, Shift 1 · Q55
• Use the following data: One mole each of A_2( g) and B_2( g) are taken in a 1 L closed flask and allowed to establish the…202621 January, Shift 1 · Q73
• For a certain reaction at 300 K, K=10, then Δ G^° for the same reaction is - ____ × 10^-1 kJ mol^-1. (Given R=8.314 JK^-1 mol^-1 )20241 February, Shift 2 · Q82
• Consider the following reaction at 298 K. 3/2 O_2(g) ⇌ O_3(g). K_P=2.47 × 10^-29. Δ_r G^ for the reaction is ____ kJ. (Given…202431 January, Shift 1 · Q84
• For a certain thermochemical reaction M → N at T=400 K, Δ H^ =77.2 kJ mol^-1, Δ S=122 JK^-1, log equilibrium constant ( log K) is…202427 January, Shift 2 · Q83
• The value of log K for the reaction A ⇌ B at 298 K is ____. (Nearest integer) Given: Δ H^°=-54.07 kJ mol^-1 Δ S^°=10 JK^-1 mol^-1…20236 April, Shift 1 · Q84
• Consider the following reaction approaching equilibrium at 27^° C and 1 atm pressure A+B k_r=10^2 k_f=10^3⇌ C+D The standard…202329 January, Shift 1 · Q53