BUMHS MDCAT 2025 Chemistry#Catalytic Properties#Transition Elements296Choose the best answerReaction of toluene with chlorine in the presence of a Lewis acid catalyst gives the major product: (BUMHS MDCAT 2025)Ao-ChlorotolueneBm-ChlorotolueneCp-ChlorotolueneDEqual amounts of ortho and para products Like 0 Discuss 0Share30
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#X-Rays297Choose the best answerWho studied the X-ray spectra of elements from aluminium to gold in 1913?AWilhelm RoentgenBHenry MoseleyCHenri BecquerelDMarie Curie Like 1 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Alcohols#Alcohols and Phenols298Choose the best answerComplete oxidation of a primary alcohol gives: (UHS MDCAT 2023)AAldehydeBAlkaneCCarboxylic acidDKetone Like 0 Discuss 0Share
BUMHS MDCAT 2025 Chemistry#Exothermic Reactions#Thermochemistry & Thermodynamics299Choose 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 & Thermodynamics300Choose the best answerMajority of reactions taking place at ordinary temperatures with -ΔH are:AEndothermicBExothermicCThermally unstableDReversible Like 0 Discuss 0Share5