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Redox Reactions

Authored by Elizabeth Bennett

Chemistry

9th - 12th Grade

NGSS covered

Used 23+ times

Redox Reactions
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45 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Oxidation is the _________ of electrons.

loss

gain

sharing

transfer

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the oxidation number of chlorine in HClO?

0

-1

+1

+5

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Reduction is the ___________ of electrons.

loss

gain

sharing

transfer

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the oxidation number of iodine in KIO3?

0

-1

+5

+1

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following represents oxidation?

C → CH4

Fe3+ → Fe2+

Cl2 → 2Cl-

Zn → ZnO

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following represents reduction?

C →  CO
N2 →  NH3
Zn  →   Zn2+ 
H2 →  H2O

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

In the reaction Zn + 2HCl --> ZnCl2 + H2

which element, if any, is oxidized?

Zinc

Hydrogen

Chlorine

None

Tags

NGSS.HS-PS1-2

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