Unit 10: Kinetics/Equilibrium: Question Preview (ID: 6616)

Below is a preview of the questions contained within the game titled UNIT 10: KINETICS/EQUILIBRIUM: Unit 10 Review .To play games using this data set, follow the directions below. Good luck and have fun. Enjoy! [print these questions]

Play games to reveal the correct answers. Click here to play a game and get the answers.

In a sealed container that is half full of water, equilibrium will be reached when the water molecules:
a) stop evaporating
b) evaporate and condense at the same rate
c) are equal in number for both the liquid and the gas phase
d) begin to condense

Given NO2 (g) + CO(g) <--> NO(g) + CO2(g) what action will shift the reaction to the LEFT?
a) pumping CO gas into the closed flask
b) removing some CO2 gas from the flask
c) increasing the NO concentration in the flask
d) raising the total pressure inside the flask

Given NH4Cl(g) + heat <--> NH3(g) + HCl what kind of change will shift the reaction to the right?
a) a decrease in pressure
b) a decrease in temperature
c) an increase in the pressure of NH3
d) an increase in the concentration of HCl

When a reaction is at equilibrium and more reactant is added, which changes as the result?
a) the forward reaction rate increases
b) the forward reaction rate decreases
c) the reverse reaction rate decreases
d) the reverse reaction rate increases

In which of the following reactions involving gases would the forward reaction be favored by an increase in pressure?
a) A + B ↔ AB
b) AC ↔ A + C
c) 2A + B ↔ C + 2D
d) A + B ↔ C + D

Given 4 HCl (l) + O2 (g) <--> 2H2O (l) + 2 Cl2 (g) + 113 kJ which action will favor the reverse reaction?
a) increase the system\'s temperature
b) decrease the pressure
c) increase the pressure
d) increase the oxygen concentration

Assume that the potential energy of the products in a chemical reaction is 60 kilocalories. This reaction would be exothermic if the potential energy of the reactants were
a) 50 kcal
b) 80 kcal
c) 30 kcal
d) 20 kcal

In which system will there be a decrease in entropy as bromine undergoes a change in phase?
a) Br2(s) → Br2(l)
b) Br2(s) → Br2(g)
c) Br2(l) → Br2(g)
d) Br2(g) → Br2(l)

Given the reaction at equilibrium: N2(g) + 3H2(g) <--> 2NH3(g) if the pressure is increased at constant temp. there will be an increase in:
a) NH3(g), only
b) both N2(g) and H2(g)
c) H2(g), only
d) N2(g), only

When an exothermic reaction occurs in a water solution, the temperature of the solution
a) increases because energy is given off by the reaction
b) decreases because energy is absorbed by the reaction
c) decreases because energy is given off by the reaction
d) increases because energy is absorbed by the reaction

Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from the data set above, visit ReviewGameZone.com and enter game ID number: 6616 in the upper right hand corner at ReviewGameZone.com or simply click on the link above this text.

Log In
| Sign Up / Register