SolidsHydrogen-Bonded Structure of Ice596Choose the best answerThe local arrangement of neighbouring water molecules in ice is approximately:ATetrahedralBTrigonalCLinearDPyramidal Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Aldehydes and Ketones#Carbonyl Compounds597Choose the best answerQ.108 Acetophenone is an:AAliphatic ketonesBPhenolCCarboxylic acidDAromatic ketones Like 0 Discuss 0Share
SINDH MDCAT 2018 Chemistry#Common and IUPAC Names#Nomenclature of Organic Compounds598Choose the best answerThe figure mentioned below is commonly known as: (Sindh MDCAT 2018)AResorcinolBAspirinCPicric acidDMesitol Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryGeneral Formulae and Functional Isomerism599Choose the best answerWhich classes have the same general molecular formula? (1) Alcohol and ether (2) Aldehyde and ketone (3) Alkene and cycloalkaneA1, 2 and 3B1 and 3 onlyC2 and 3 onlyD1 and 2 only Like 0 Discuss 0Share
Chemical EquilibriumEffect of Catalyst on Equilibrium600Choose the best answerA catalyst increases the rate of a reversible reaction because it:AProvides an alternative pathway with lower activation energyBIncreases molecular kinetic energyCShifts equilibrium permanently toward productsDSlows the backward reaction Like 0 Discuss 0Share