BUMHS MDCAT 2025 Chemistry#Exothermic Reactions#Thermochemistry & Thermodynamics351Choose the best answerWhich one of the following is an exothermic process? (BUMHS MDCAT 2025)AMelting of iceBEvaporation of waterCOxidation of SulphurDPhotosynthesis Like 0 Discuss 0Share
UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Spontaneous Reactions#Thermochemistry & Thermodynamics352Choose the best answerMajority of reactions taking place at ordinary temperatures with -ΔH are:AEndothermicBExothermicCThermally unstableDReversible Like 0 Discuss 0Share5
ElectrochemistryRules and Exceptions of Oxidation Number353Choose the best answerThe oxidation states of oxygen in OF₂ and H₂O₂ are respectively:A−2, −1B+2, −1C−1, +2D+2, +1 Like 0 Discuss 0Share
MDCAT Chemistry Past Paper 2023#Aldehydes and Ketones#Oxidation of Ketones354Choose the best answerWhich of the following is formed when acetone is oxidized? (MDCAT 2023)AFormic acidBEthanoic acidCPropanoic acidDButyric acid Like 0 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Benzene from Ethyne355Choose the best answerBenzene can be prepared by trimerization of:AEtheneBEthyneCPropeneDMethane Like 0 Discuss 0Share