Redox Reactions

Redox Reactions

9th - 12th Grade

12 Qs

quiz-placeholder

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chemistry 9 chapter 1 2nd quiz

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Redox Reactions

Redox Reactions

Assessment

Quiz

Chemistry

9th - 12th Grade

Medium

NGSS
HS-PS1-2, HS-PS1-1

Standards-aligned

Created by

Kallie Yeager

Used 5+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If in a reaction, copper is reduced; its number of electrons has:

Increased
Decreased
Remained Constant
Varies Randomly

Tags

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If an atom loses electrons during a chemical reaction, the atom was:

Oxidized
Reduced
Neutralized
Precipitated

Tags

NGSS.HS-PS1-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the reaction 2Ca + O2 --> 2CaO, calcium is __________

Reduced

Synthesized

Oxidized

None of the above

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In the reaction Zn + H2O --> ZnO2 + H2 which element, if any, is oxidized?

Zinc

Hydrogen

Oxygen

None

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cl2 + 2e- --> 2Cl - is an example of:

a chemical reaction

redox

oxidation

reduction

Tags

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An increase in oxidation number is considered

more acidic

reduction

less basic

oxidation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A decrease in oxidation number is considered

more concentrated

reduction

oxidation

more dilute

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