What Is the Coordination Number of the Chromium in [Cr(phen)₃]³⁺

question 43

Multiple Choice

What is the coordination number of the chromium in [Cr(phen) ₃]³⁺? The phen ligand is pictured below.Not all ligand lone pairs of electrons are explicitly shown.

• A) 2
• B) 3
• C) 4
• D) 5
• E) 6

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Definitions:

Marginal Benefit

The extra pleasure or benefit gained by a person when they consume one more unit of a specific product or service.

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The situation where one party is involved in a risky event beyond their control but is protected against the risk because another party bears the cost of those risks.

Video Game Maker

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Producer Surplus

Sum over all units produced by a firm of differences between the market price of a good and the marginal cost of production.