BJU Chemistry Chapter 16 Review

BJU Chemistry Chapter 16 Review

11th Grade

29 Qs

quiz-placeholder

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BJU Chemistry Chapter 16 Review

BJU Chemistry Chapter 16 Review

Assessment

Quiz

Science

11th Grade

Easy

Created by

Erin Hogrefe

Used 1+ times

FREE Resource

29 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A reaction represented by an energy diagram in which ΔH is positive is ___.

exothermic

endothermic

activation energy

the activated complex

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The transitional structure between reactants and products needed to jump start a reaction is called ___.

a catalyst

the reaction rate

activation energy

the activated complex

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The peak in an energy diagram represents __________.

a catalyst

an inhibitor

the activation energy

the products

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following factors does not significantly affect reaction rate?

concentration

temperature

pressure

surface area

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a substance is broken up into more pieces and exposes more surface area, the reaction rate will ___.

progress faster

progress slower

remain constant

not be affected

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a solid material is capable of adsorbing molecules of gases or liquids onto its surfaces, then is it a(n) ___ catalyst.

organic

heterogeneous

complex

elementary

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process of molecules of one substance collecting on the surface of another is called ___.

adhesion

absorption

cohesion

adsorption

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