Energy Levels and Reaction Rates

Energy Levels and Reaction Rates

Assessment

Interactive Video

Physics, Chemistry, Science

11th - 12th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers potential energy diagrams, focusing on energy levels of reactants and products, threshold and activation energy, and the heat of reaction. It also includes a problem-solving section on equating rate constants to find the temperature at which two reactions have the same rate constant.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the reactants in the potential energy diagram discussed?

A + B

M + N

X + Y

Z + W

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the energy level of the products M + N?

Y

Z

X + Z

X + Y

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the threshold energy level in the potential energy diagram?

Y

X + Y + Z

Y + Z

X

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the energy of activation for the forward reaction?

X + Y

Z

Y

X

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the energy of activation for the backward reaction?

X

Y

X + Y

Z

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the heat of reaction (ΔH) in the diagram?

Z

X + Z

Y

X

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of the heat of reaction in the graph?

X

Y

Z

X + Y

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