Redox Balanced

Redox Balanced

12th Grade

20 Qs

quiz-placeholder

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Redox Balanced

Redox Balanced

Assessment

Quiz

Chemistry

12th Grade

Medium

NGSS
HS-PS1-2, HS-PS1-7

Standards-aligned

Created by

Charles Martinez

Used 4+ times

FREE Resource

20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

     In the reaction Zn + H2O --> ZnO2 + H2
 which element, if any, is oxidized? 
Zinc
Hydrogen
Oxygen
None

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What substance is oxidized in the following reaction?
4Fe + 3O2 --> 2Fe2O3
Iron
Fluorine
Oxygen

3.

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

4.

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

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

What element is being Reduced?

N

H

O

S

Tags

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of Cr in Cr2O72-?
-2
+2
+6
+12

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of O in O2 ?
0
-2
+1
+2

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