Alcohols and PhenolsGrignard Reaction with Esters291Choose the best answerCH₃MgBr reacts with methyl acetate followed by H₃O⁺ to give:APropan-2-olB2-Methylpropan-2-olCEthanolDMethanol only Like 0 Discuss 0Share
GasesKinetic Molecular Theory and Absolute Zero292Choose the best answerAccording to classical Kinetic Molecular Theory, the translational kinetic energy of an ideal gas at 0 K is:AMaximumBMinimum but non-zeroCZeroDIndependent of temperature Like 0 Discuss 0Share
Industrial chemistry Industrial chemistry MCQS#Enzymes#Macromolecules293Choose the best answerIncreasing substrate concentration increases enzyme rate until:AThe substrate becomes an enzymeBAll enzymes become saturatedCThe pH becomes neutralDThe enzyme is permanently destroyed Like 0 Discuss 0Share
SolidsFactors Affecting Lattice Energy294Choose the best answerNaF has a higher lattice energy than KF mainly because:ANa⁺ is larger than K⁺BNa⁺ is smaller than K⁺CF⁻ is larger in NaFDNaF is covalent Like 0 Discuss 0Share
Chemical BondingVSEPR Theory295Choose the best answerAccording to VSEPR theory, a central atom with three bond pairs and no lone pair has:ALinear geometryBTrigonal planar geometryCTetrahedral geometryDTrigonal pyramidal geometry Like 0 Discuss 0Share