SINDH MDCAT 2018 Chemistry#Common and IUPAC Names#Nomenclature of Organic Compounds631Choose 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 Isomerism632Choose 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 Equilibrium633Choose 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
Chemical EquilibriumEquilibrium Constant Expression634Choose the best answerFor A + 2B ⇌ C, the equilibrium-constant expression is:AKc = [C]/([A][B]²)BKc = [C]/([A][B])CKc = [A][B]²/[C]DKc = 2[A][B]/[C] Like 0 Discuss 0Share
Fundamental Principles of Organic ChemistryIUPAC Nomenclature of Unsaturated Alcohols635Choose the best answerWhich of the following is a correctly written IUPAC name?AProp-3-yn-1-olBBut-4-ol-4-yneCBut-3-ol-2-yneDBut-3-yn-1-ol Like 0 Discuss 0Share