Reaction Rate Factors

Reaction Rate Factors

8th Grade - University

10 Qs

quiz-placeholder

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Reaction Rate Factors

Reaction Rate Factors

Assessment

Quiz

Chemistry

8th Grade - University

Practice Problem

Medium

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

Standards-aligned

Created by

Traci Johnson

Used 1K+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The rate of a chemical reaction is NOT affected by which of the following:

temperature
concentration
particle size (surface area)
All of these affect reaction rates

Tags

NGSS.HS-PS1-5

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Products will form faster if____________

the particle size of the reactants are larger.
temperature is decreased.
concentration of the reactants are increased.
the reaction is not stirred.

Tags

NGSS.HS-PS1-5

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

A ______________ is a substance that increases the rate of a reaction without being used up during the reaction. 

catalyst
product
reactant
solute

Tags

NGSS.HS-PS1-5

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Catalysts permit reactions to proceed along a ___________energy path.

lower

higher

magnetic

psycho's

Tags

NGSS.HS-PS1-4

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Smaller particle size allows for a _________ surface area to be exposed for the reaction.

larger

smaller

rectangular

spherical

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Increasing the ____ causes the particles (atoms

or molecules) of the reactants to move more quickly so that

they collide with each other more frequently and with more

energy.

Catalyst

Surface Area

Temperature

Concentration

Tags

NGSS.HS-PS1-5

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

________ is the measure of how much area of an

object is exposed.

Surface Area

Catalyst

Temperature

Concentration

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