BUMHS MDCAT 2025 Chemistry#Alkenes#Chemistry of Hydrocarbons1356Choose the best answerWhich of the following reaction is the characteristic of alkene? (BUMHS MDCAT 2025)AElectrophilic additionBNucleophilic substitutionCFree radical substitutionDElimination Like 0 Discuss 0Share
LiquidsAnomalous Behaviour of Water1357Choose the best answerThe density of liquid water at approximately 4°C is:AMaximumBZeroCMinimumDIndependent of temperature Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Chemistry of Hydrocarbons#Hydration Reactions1358Choose the best answerWhat are the main products of hydration of propene and propyne, respectively?A1-Propanol and propanalB2-Propanol and propanalCPropanone and propanolD2-Propanol and propanone Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Isomerism#Optical Isomerism1359Choose the best answerWhich instrument is used to measure optical activity?ASpectrophotometerBPolarimeterCBarometerDCalorimeter Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Liquids#Vapour Pressure1360Choose the best answerWhich of the following has the lowest vapour pressure at 20°C? (Sindh MDCAT 2020)ADiethyl etherBChloroformCCarbon tetrachlorideDWater Like 0 Discuss 0Share