Chemical EquilibriumEffect of Concentration on Equilibrium126Choose the best answerFor PCl₃(g) + Cl₂(g) ⇌ PCl₅(g), equilibrium shifts to the right when:ATemperature is necessarily increasedBVolume is doubledCCl₂ is added at constant volumeDPCl₅ is added Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc127Choose the best answerFor a reversible reaction at equilibrium, how is Kc related to the forward and reverse rate constants?AKc = kr/kfBKc = kf + krCKc = kf/krDKc = kf × kr Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Equilibrium Constant128Choose the best answerFor aA + bB ⇌ cC + dD, which expression gives the equilibrium constant according to the law of mass action?A[A]ᵃ[B]ᵇ / [C]ᶜ[D]ᵈB[C]ᶜ[D]ᵈ / [A]ᵃ[B]ᵇC[C][D] / [A][B]D([A] + [B]) / ([C] + [D]) Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Chemical Equilibrium#Effect of Temperature on Equilibrium129Choose the best answerWhich statement about the following equilibrium is correct (2SO₂ + O₂ ⇌ 2SO₃, ΔH = -395 kJ/mole)? (Sindh MDCAT 2019)AThe value of Kₚ falls with rise in temperatureBThe value of Kₚ falls with increase in pressureCThe value of Kₚ is equal to K꜀DThe value of Kₚ remains constant with rise in temperature Like 0 Discuss 0Share