XIIMDCAT Chemistry Test#Chemical Kinetics#Order of Reaction31Choose the best answerConsider the following rate-law statements: I. SN₁ → Rate = k[R–X] II. SN₂ → Rate = k[R–X][Nu⁻] III. SN₁ → Second order IV. SN₂ → First order Which statements are correct?AI and II onlyBII and III onlyCI, II and IV onlyDI, II, III and IV Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Chemical Kinetics#Rate Constant32Choose the best answerUnit of rate constant for a particular reaction depends upon the: (BUMHS MDCAT 2025)Atemperature of reactionBactivation energy of reactionCmolecularity of reactionDorder of reaction Like 0 Discuss 0Share
MDCAT Chemistry Paper 2025#Chemical Kinetics#Rate Constant33Choose the best answerK is called specific rate constant because it is: (IBA MDCAT 2025)ARate per unit concentrationBTemperature independentCDepends on concentrationDUnitless Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Chemical Kinetics#Order of Reaction34Choose the best answerIn a zero order reaction, the rate is independent of: (Sindh MDCAT 2019)Atemperature of reactionBconcentration of reactionCconcentration of productsDcatalyst used Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Activation Energy#Chemical Kinetics35Choose the best answerAmount of energy needed to weaken the existing bonds to an extent that can be broken through collision is called:ABond energyBActivation energyCAverage energyDEnthalpy Like 0 Discuss 0Share