UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Transition Elements#Variable Oxidation States576Choose the best answerWhich of the following transition metal show 3d⁵ configuration in its +2-oxidation state? (UHS MDCAT 2023)ACu²⁺BFe²⁺CMn²⁺DZn²⁺ Like 3 Discuss 0Share
Fundamental Principles of Organic ChemistryWöhler Synthesis and Rejection of Vital Force Theory577Choose the best answerWöhler's experiment demonstrated that:AAn organic compound can be synthesized from an inorganic compound.BOrganic compounds are always ionic.CCarbon is absent from inorganic compounds.DOrganic compounds can exist only in living organisms. Like 0 Discuss 0Share
UHS MDCAT 2024 Chemistry#Haber Process#Industrial Chemistry578Choose the best answerIdentify the CORRECT option required for the maximum yield of ammonia by Haber's process:AHigh pressure low temperature continual removal of ammoniaBLow pressure low temperature continual removal of ammoniaCHigh pressure high temperature continual removal of ammoniaDHigh pressure low temperature continual addition of ammonia Like 1 Discuss 0Share
Aldehydes and KetonesReactivity Toward Nucleophilic Addition579Choose the best answerThe correct decreasing order of electrophilicity toward nucleophilic addition is:AMethanal > Ethanal > Propanone > BenzophenoneBEthanal > Methanal > Propanone > BenzophenoneCPropanone > Ethanal > Methanal > BenzophenoneDBenzophenone > Propanone > Ethanal > Methanal Like 0 Discuss 0Share
MDCAT Chemistry Past Papers Reconduct 2023#Chemical Kinetics#Order of Reaction580Choose the best answerFor the chemical reaction 2HI → H₂ + I₂, what is the order of the reaction? (MDCAT Reconduct 2023)AThird orderBFirst orderCSecond orderDZeroth order Like 0 Discuss 0Share