Assigning Oxidation Numbers

Assigning Oxidation Numbers

Assessment

Quiz

Chemistry

9th - 12th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Staci Kelly

Used 19+ times

FREE Resource

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the oxidation number of oxygen in NiSO3?

*Remember: "UMHOE"

-2

+3

0

-1

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the oxidation number of nitrogen in N2?

*Remember: "UMHOE"

-3

0

+4

-1

Tags

NGSS.HS-PS1-1

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The sum of the total oxidation numbers in LiH is equal to:

*Remember: "UMHOE"

0

+1

-1

-3

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is oxidation number of P in K3PO4?

*Remember: "UMHOE"

+1

+5

-2

0

Tags

NGSS.HS-PS1-1

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is oxidation number of Mn in MnO2 ?

*Remember: "UMHOE"

0

+2

-2

+4

Tags

NGSS.HS-PS1-1

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the oxidation state of phosphorous in Mg3(PO4)2

*Remember: "UMHOE"

+2

+3

+4

+5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What is the oxidation state of sulfur in H2SO4

*Remember: "UMHOE"

-2

+2

-8

+6

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

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