MDCAT Chemistry Past Papers 2024Sindh MDCAT Chemistry Past Paper 2024#S- and P-Block Elements#Sulfuric Acid1041Choose the best answerOil of Vitriol refers to:ACaustic sodaBAlumCBoraxDSulfuric acid Like 0 Discuss 0Share
Aldehydes and KetonesReactivity Toward Nucleophilic Addition1042Choose the best answerThe correct increasing order of reactivity toward nucleophilic addition is:AButanone < Propanone < Propanal < EthanalBButanone > Propanone > Propanal > EthanalCButanone < Propanal < Propanone < EthanalDPropanal < Propanone < Ethanal < Butanone Like 0 Discuss 0Share
Fundamental Concepts of ChemistryChemical Changes1043Choose the best answerA chemical change results in:ALoss of matterBFormation of a solution onlyCChange of physical state onlyDFormation of one or more new substances Like 0 Discuss 0Share
Periodic TableSuccessive Ionization Energies1044Choose the best answerWhy is the second ionization energy of Mg greater than its first ionization energy?ANuclear charge increases after first ionization.BIonic radius increases.CThe remaining electrons experience stronger nuclear attraction.DThe number of protons decreases. Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryHydrocarbons and Their Derivatives1045Choose the best answerWhich conversion produces a hydrocarbon derivative?ACH₄ → CH₃ClBC₂H₆ → C₃H₈CC₂H₄ → C₂H₂DC₆H₆ → C₆H₆ Like 0 Discuss 0Share