Oxidation Number

Oxidation Number

40 Qs

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Oxidation Number

Oxidation Number

Assessment

Quiz

Chemistry

Practice Problem

Medium

Created by

Liang Lilian

Used 13+ times

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40 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the oxidation number of N in NO2- ?

-3

+4

-2

+3

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation number of Fe in FeO?

+1

-1

+2

-2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation number of O in CO2?

+2
-1
+4
-2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation number of N in NO3- ?

-3

+5

-2

+3

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

If an atom gains O during a chemical reaction, the atom was:

Oxidized

Reduced

Neutralized

Precipitated

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the oxidation of C in CH4?

-4
-1
+4
+1

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is oxidation number of Mn in MnO2 ?

0
+2
-2
+4

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