What Is the Oxidation Number of Cr in Cr₂O₇^2-

question 129

Multiple Choice

What is the oxidation number of Cr in Cr₂O₇^2-?

• A) -12
• B) -7
• C) -2
• D) +6
• E) +7

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Definitions:

Emotional Needs

The aspects of a person's well-being that involve feelings of belonging, love, acceptance, and safety.

Amygdala

Part of the limbic system; filters incoming information and interprets it in the context of emotional needs and survival.

Hippocampus

Part of the limbic system; important in forming and retrieving declarative memories.

Autonomic Division

A part of the nervous system that controls involuntary bodily functions such as heart rate, digestion, and respiratory rate, usually divided into sympathetic and parasympathetic divisions.