Equilibrium and LeChatelier's Princple Review for Quiz on Friday June 17
Quiz by Trina Boyle
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20 questions
Show answers
- Q1is a state in which there are no observable changes as time goes byRatesEqualziationEquilibriumLeChatelier's Principle30sEditDelete
- Q2the changes that occur are physical processes.physical equilibriumchemical equilibrium30sEditDelete
- Q3Chemical equilibrium is achieved when:the rates of the forward and reverse reactions are constantthe rates of the forward and reverse reactions are equalthe rates of the forward and reverse reactions are not equal30sEditDelete
- Q4the ratio of product concentrations to reactant concentrations at equilibrium, with each concentration raised to a power equal to the number of moles of that substance in the balanced chemical equationEquilibrium FactorEquilibrium Numberequilibrium constant30sEditDelete
- Q5If Keq is less than 1 equilibrium will favorProductEqual Reactants and Productsreactants30sEditDelete
- Q6applies to reactions in which all reacting species are in the same phaseHomogeneous equilibriumHeterogeneous Equilibrium30sEditDelete
- Q7If an external stress is applied to a system at equilibrium, the system adjusts in such a way that the stress is partially offset as the system reaches a new equilibrium position.Le Champion PrincipleLe Châtelier's PrincipleLe Champagne Principle30sEditDelete
- Q8the left toward reactantsIncrease concentration of product(s) the reaction will shift reaction to30sEditDelete
- Q9If Keq is more than 1 equilibrium will favorproductsProducts and Reactantsreactants30sEditDelete
- Q10Decrease concentration of product(s) the reaction will shift reaction toleft;towards the productsleft; towards the reactantsright; towards the reactantsright; towards the products30sEditDelete
- Q11Increase concentration of reactant(s) the reaction will shift reaction toleft; towards the productsright; towards the reactantsleft; towards the reactantsright towards the products30sEditDelete
- Q12the left toward reactantsDecrease concentration of reactant(s) the reaction will shift reaction to30sEditDelete
- Q13Increase pressure the reaction will shift reaction toSide with most moles of gasSide with fewest moles of gas30sEditDelete
- Q14Decrease pressure the reaction will shift reaction toSide with least moles of solidSide with least moles of gasSide with most moles of solidSide with most moles of gas30sEditDelete
- Q15Side with most moles of gasIncreasing volume the reaction will shift reaction to30sEditDelete
- Q16Side with fewest moles of gasDecreasing volume the reaction will shift reaction to30sEditDelete
- Q17does not change KeqAdding a CatalystCoolingHeating30sEditDelete
- Q18Adding a catalystsystem will take a longer time to reach equilibriumsystem will reach equilibrium sooner30sEditDelete
- Q19Decreasing Temperature of Exothermic reaction (Energy on the Product side)Shifts to the RightShifts to the Left30sEditDelete
- Q20Exothermic ReactionH2 (g) + Cl2 (g) + energy ↔ 2HCl (g)H2 (g) + Cl2 (g) ↔ 2HCl (g) + energy30sEditDelete
