Oxidation Numbers Tutorial
Practice Problem Ten
What is the oxidation number of Cr in K
2
Cr
2
O
7
?
+
-
Click here for a drawing that illustrates the solution.
BACK
Lesson
Introduction
Lesson Pt 1
Lesson Pt 2
Lesson Pt 3
Rules
Examples
Example 1
Example 2
Example 3
Example 4
Example 5
Practice
# 1
# 6
# 2
# 7
# 3
# 8
# 4
# 9
# 5
# 10
Helpful Links
Periodic Table
Oxid. # Chart
Main Site
