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In the Complex Ion [Cr(C2O4)2(H2O)2]-, What Is the Oxidation Number

Question 11

Multiple Choice

In the complex ion [Cr(C2O4) 2(H2O) 2]-, what is the oxidation number of Cr?


A) +1
B) +2
C) +3
D) -2
E) -1

Correct Answer:

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