Chapter-3: True/False

Chapter-3: True/False

12th Grade

33 Qs

quiz-placeholder

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Chapter-3: True/False

Chapter-3: True/False

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Easy

Created by

သီတာ ခိုင်

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33 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

An iron nail rusts at a faster rate than phosphorus burns in the air.

True

False

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The rate of reaction can be expressed in terms of change in mass, volume, or concentration of reactants or products per unit time.

True

False

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The negative sign in the rate equation for a reactant indicates that the concentration of that reactant is increasing over time.

True

False

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Concentration changes in a reaction are always measured in terms of volume.

True

False

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

In chemical reactions, the rate constant, is represented by the letter k.

True

False

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Collision theory states that all collisions between reactant particles result in a reaction.

True

False

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The activation energy is the minimum energy required for a successful collision to occur in a reaction.

True

False

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