Chemical KineticsNature of Reaction and Reaction Rate46Choose the best answerWhich type of reaction is generally slower than rapid ionic reactions such as neutralization and double displacement?ANeutralizationBRedox reactionCDouble displacementDAll are always equally fast Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Chemical Kinetics#Rate Law47Choose the best answerQ.83 Rate of reaction increases by the addition of catalyst because:ACatalyst reacts with reactantBCatalyst reacts with productCEnergy of activation decreasesDEnergy of activation increases Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Arrhenius Equation#Chemical Kinetics48Choose the best answerWhich of the following is CORRECT Arrhenius equation?AK = Ae⁻⁽ᴱᵃ∕ᴰᵀ⁾BK = Ae⁻⁽ᴱᵃ∕ᴿᵀ⁾CK = Ae⁻⁽ᴱᵃ∕ˢᵀ⁾DK = Ae⁻⁽ᴱᵃ∕ⱽᵀ⁾ Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Chemical Kinetics#Rate Law49Choose the best answerFor the reaction A → products, when the concentration of A doubles, the rate of reaction increases four folds, which means it is: (Sindh MDCAT 2020)ANegative order reactionBFirst order reactionCZero order reactionDSecond order reaction Like 0 Discuss 0Share
MDCAT Chemistry Past Papers 2024Sindh MDCAT Chemistry Past Paper 2024#Chemical Kinetics#Rate Constant50Choose the best answerThe unit of rate constant for the first order reaction is:Aconc. s⁻¹BM² s⁻¹Cs⁻¹DM⁻¹ s⁻¹ Like 0 Discuss 0Share