Chemical EquilibriumEffect of Catalyst on Equilibrium776Choose 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
LiquidsVapour Pressure and Boiling Point777Choose the best answerA liquid will boil earliest if its vapour pressure at room temperature is:A800 torrB650 torrC500 torrD400 torr Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Magnesium Nitride#S- and P-Block Elements778Choose the best answerMagnesium reacts with Nitrogen to form: (Sindh MDCAT 2020)AMg₂N₂BMg₃N₂CMgN₂DMgN Like 0 Discuss 0Share
MDCAT Chemistry Past Papers 2024Sindh MDCAT Chemistry Past Paper 2024#Bond Length and Bond Energy#Chemical Bonding779Choose the best answerThe bond length between C–C in benzene is:A1.34 ÅB1.39 ÅC1.56 ÅD1.38 Å Like 0 Discuss 0Share
Industrial ChemistryAdhesives780Choose the best answerThe primary function of an adhesive is to:AProduce color in a material.BJoin materials together through surface bonding.CIncrease the melting point of polymers.DPrevent polymerization. Like 0 Discuss 0Share