SZABMU MDCAT 2025 Chemistry#Chemical Kinetics#Order of Reaction11Choose the best answerThe order of chemical reaction is defined as: (SZABMU MDCAT 2025)AThe number of reactants involved in balanced equationBThe number of products formed in balanced equationCThe power to which the concentration of a reactant is raised in the rate equationDThe rate constant of the reaction Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Chemical Kinetics#Rate Constant12Choose the best answerThe unit of the rate constant is the same as that of the rate of reaction in: (Sindh MDCAT 2020)AZero order reactionBFirst order reactionCSecond order reactionDThird order reaction Like 0 Discuss 0Share
XiMDCAT XI Complete Chemistry Grand Test#Chemical Kinetics#Ester Hydrolysis13Choose the best answerThe hydrolysis of ethyl ethanoate in excess water is commonly treated as which type of reaction?AFirst-order reactionBPseudo-first-order reactionCSecond order reactionDThird order reaction Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Chemical Kinetics#Rate Law14Choose the best answerThe rate of reaction: (SZABMU MDCAT 2025)AIncreases as the reaction proceedsBDecreases as the reaction proceedsCRemains the same as the reaction proceedsDMay decrease or increase as the reaction proceeds Like 0 Discuss 0Share
Chemical KineticsForward and Reverse Activation Energies15Choose the best answerFor the exothermic reaction H₂ + Cl₂ → 2HCl, ΔH < 0. If Ef and Er are the forward and reverse activation energies, respectively:AEf > ErBEf < ErCEf = ErDΔH is unrelated to Ef and Er Like 0 Discuss 0Share