Transition Metal Ions Often Absorb Visible Light in Promoting Electrons

question 11

Multiple Choice

Transition metal ions often absorb visible light in promoting electrons from a ground state to an excited state. Why doesn't aluminum(III) ion have this property?

• A)It does, and this fact accounts for the color of some gemstones.
• B)Aluminum(III) has a noble gas configuration-that of argon.
• C)Aluminum(III) has a noble gas configuration-that of neon.
• D)Aluminum(III) has a filled d subshell.
• E)The crystal field splitting of the d orbitals in aluminum(III) is very large.

---

Definitions:

Returned Goods

Products that are sent back to the retailer or manufacturer by the consumer because of defects, dissatisfaction, or other reasons.

Sustainability Profile

A description of the environmental, social, and economic impacts of an organization or product.

Facility Locations

The process of determining the most optimal location for a company’s operations, manufacturing, or services.

Closed-Loop System

A system that uses feedback to control the state or output of the system. It is designed to automatically adjust, correct, or compensate for changes to maintain the desired output.