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

question 79

Multiple Choice

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

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

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Definitions:

Compact Bone

A dense and hard type of bone tissue that makes up the outer layer of bones, providing strength and structure.

Dense Bone

Dense or compact bone is a hard, outer layer of bone that provides strength and protection.

Spongy Bone

A type of bone tissue that has a porous structure, providing flexibility and acting as a shock absorber within bones.

Compact Bone

A dense and strong type of bone tissue that forms the outer layer of bones, providing structural support and protection.