Energy in Chemical Reactions Quiz

Energy in Chemical Reactions Quiz

12th Grade

10 Qs

quiz-placeholder

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Energy in Chemical Reactions Quiz

Energy in Chemical Reactions Quiz

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Medium

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

Standards-aligned

Created by

Catherine Howard

Used 5+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is an exothermic reaction?

A chemical reaction that releases energy in the form of light or heat

A chemical change that does not involve the release of heat

A reaction that releases energy in the form of heat only

A process that absorbs heat from its surroundings

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-4

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Define endothermic reaction.

a chemical reaction in which the system releases thermal energy into its surroundings resulting in the overall decrease in its total internal energy

a chemical change in which the reactants and products have the same amount of energy from the beginning to the end of the reactions.

a chemical change in which the system absorbs thermal energy from its surroundings resulting in the overall increase in its total internal energy level

a chemical reaction in which the system releases thermal energy from its products resulting in the overall decrease in its total internal energy level

Tags

NGSS.HS-PS1-4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is activation energy in a chemical reaction?

The energy required to stop a chemical reaction

Minimum energy required for a chemical reaction to occur

The energy released during a chemical reaction

The maximum energy required for a chemical reaction to occur

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does time affect the energy in a chemical reaction?

Causes the reaction to stop completely

Has no effect on the reaction rate

Decrease the reaction rate

Increase the reaction rate

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Explain the relationship between temperature and energy in chemical reactions.

Temperature decreases the energy of molecules, leading to faster reaction rates.

Temperature has no effect on the energy of molecules in chemical reactions.

Temperature causes molecules to lose energy, slowing down reaction rates.

Temperature increases the energy of molecules, leading to faster reaction rates.

Tags

NGSS.HS-PS1-5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where does the energy come from in a chemical reaction?

From the movement of atoms

From the surrounding heat of the air

From the breaking and forming of chemical bonds

From the color of the substances

Tags

NGSS.HS-PS1-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where does the energy go in a chemical reaction?

Energy is destroyed

Energy is created

Energy is either released or absorbed

Energy disappears

Tags

NGSS.HS-PS1-4

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