Heat and Enthalpy

Heat and Enthalpy

12th Grade

22 Qs

quiz-placeholder

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Heat and Enthalpy

Heat and Enthalpy

Assessment

Quiz

Chemistry

12th Grade

Hard

NGSS
HS-PS1-4, HS-PS3-1, HS-PS1-5

+3

Standards-aligned

Created by

Charles Martinez

FREE Resource

22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The SI unit of heat and energy is the __________.
calorie
heat
joule
watt

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Temperature is a measure of average [blank] energy of individual atoms.
heat
potential
mechanical
kinetic

Tags

NGSS.HS-PS1-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ΔH value in an endothermic reaction is a positive number.
True
False

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which phase of matter has the greatest motion and least orderly arrangement?
solid
liquid
gas

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True/False: The rate of a chemical reaction is unrelated to the spontaneity of the reaction.
True
False

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A catalyst works by
changing the order of the reaction
increasing the temperature
lowering the activation energy
making the activated complex

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 For which of these processes is the value of ΔH expected to be positive?
1.  The temperature increases when calcium chloride dissolves in water.
2.  Steam condenses to liquid water
3.  Water boils
4.  Dry ice sublimates
4 only
1 only
3 and 4 only
2 and 3 only

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