Oxidation Number

Oxidation Number

11th - 12th Grade

30 Qs

quiz-placeholder

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Oxidation Number

Oxidation Number

Assessment

Quiz

Chemistry

11th - 12th Grade

Practice Problem

Easy

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

Standards-aligned

Created by

Charles Martinez

Used 1+ times

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30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of H in H2O?

0
-2
-1
+1

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is oxidation number of Cr in Cr2O72-?

-2
+2
+6
+12

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of P in K3PO4?

+1
+5
-2
0

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of H in CaH2?

+1
-1
0
+2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of Fe in FeO ?

+2
-2
0
+1

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is oxidation number of Ca in CaCl2 ?

-1
-2
+1
+2

Tags

NGSS.HS-PS1-1

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is oxidation number of O in O2 ?

0
-2
+1
+2

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