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Assigning Oxidation States

Authored by Emily Metzger

Chemistry

KG - 12th Grade

NGSS covered

Used 704+ times

Assigning Oxidation States
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the oxidation number of Fe in FeO?

+1
-1
+2
-2

Tags

NGSS.HS-PS1-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the oxidation number of O in CO2?

+2
-1
+4
-2

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the oxidation number of N in NO21- ?

-3
+4
-2
+3

Tags

NGSS.HS-PS1-1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The sum of all oxidation numbers in a neutral compound is ___.

0
1
-1
depends on the compound

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the oxidation of C in CH4?

-4
-1
+4
+1

Tags

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of Mn in MnO2 ?

0
+2
-2
+4

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the oxidation number of Ca in Ca3N2?

+3
+2
-3
-2

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

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