Question

Cro5 oxidation number of cr

Answer 1

Explanation:

The oxidation state of Cr in CrO5 is:

It contains two peroxide bonds, i.e., four oxygen atom has -1 oxidation state.

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Answer 2

Answer:

6

Explanation:

Since Cr has only five electrons in 3d orbitals and one electron in 4s orbital. This exceptional value is due to the fact that four oxygen atoms in CrO5are in peroxide linkage. The oxidation no. of Cr in CrO5 is.

x – 2 – 4 = 0

x = + 6.

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