Sindh MDCAT 2020 Chemistry#Chemical Equilibrium#Common Ion Effect6Choose the best answerPurification of table salt (NaCl) by passing HCl gas through its saturated aqueous solution is an example of: (Sindh MDCAT 2020)ALaw of mass actionBHess's lawCCommon ion effectDHenry's law Like 0 Discuss 0Share
Chemical EquilibriumDynamic Equilibrium7Choose the best answerWhen forward and reverse reaction rates become equal, the system is in:ADynamic chemical equilibriumBComplete reactionCIrreversible stateDStatic equilibrium with no molecular activity Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Chemical Equilibrium#Equilibrium Constant8Choose the best answerWhat is the ultimate fate of reversible reaction? (UHS MDCAT 2023)ACompletion of reactionBComplete consumption of reactantsCComplete consumption of productsDA state when there is no net concentration change Like 1 Discuss 0Share
Chemical EquilibriumSolubility Product9Choose the best answerFor AgCl(s) ⇌ Ag⁺(aq) + Cl⁻(aq), the solubility product expression is:AKsp = [Ag⁺] + [Cl⁻]BKsp = [Ag⁺][Cl⁻]CKsp = [AgCl]DKsp = [Ag⁺]/[Cl⁻] Like 3 Discuss 0Share
Chemical EquilibriumEffect of Pressure on Equilibrium10Choose the best answerWhich equilibrium shifts to the right when total pressure is increased?AN₂(g) + 3H₂(g) ⇌ 2NH₃(g)BH₂(g) + I₂(g) ⇌ 2HI(g)CH₂(g) + Cl₂(g) ⇌ 2HCl(g)DN₂O₄(g) ⇌ 2NO₂(g) Like 0 Discuss 0Share