Chemical EquilibriumEffect of Pressure on Physical Equilibrium76Choose the best answerFor the equilibrium ice ⇌ liquid water, increasing pressure favours:AFormation of more liquid waterBFormation of more iceCNo changeDDecomposition of water Like 0 Discuss 0Share
Chemical EquilibriumActive Mass and Reaction Rate77Choose the best answerUnder the same experimental conditions, increasing reactant concentration generally:ADecreases reaction rateBIncreases reaction rateCHas no effect on reaction rateDStops the reaction Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Equilibrium Constant78Choose the best answerA reversible reaction is at dynamic equilibrium when:AReactants and products have equal concentrationsBForward and reverse reaction rates become equalCBoth reactions stop completelyDReactants are completely converted into products Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc79Choose the best answerWhat does the value of Kc mainly tell us about an equilibrium reaction?ARate and activation energy of the reactionBDirection and extent of the reaction at equilibriumCTime required to reach equilibriumDEffect of a catalyst on equilibrium position Like 0 Discuss 0Share
Chemical equilibrium 01Chemical equilibrium #Kc80Choose the best answerWhich statement correctly relates Kc to the equilibrium composition?ALarge Kc → mostly reactantsBSmall Kc → mostly productsCModerate Kc → appreciable amounts of both reactants and productsDKc = 1 → reaction is necessarily complete Like 0 Discuss 0Share