Why Do Aqueous Solutions of Cr²⁺ usually Appear Violet Instead

question 67

Multiple Choice

Why do aqueous solutions of Cr²⁺ usually appear violet instead of blue?

• A) The intensity of the color is so low it appears violet instead of blue.
• B) Chromium(II) rapidly forms a complex ion with water and that ion is violet- colored.
• C) Chromium(II) reacts with water to form a hydroxide- containing complex ion that is violet- colored.
• D) Chromium(II) is rapidly oxidized to chromium(III) by atmospheric oxygen.
• E) Water usually contains enough chloride ion to form a complex ion containing chloride and that substance is violet- colored.

---

Definitions:

Institute Of Management Accountants

A professional organization focused on advancing the management accounting profession through research, education, and certification programs.

Ethical Professional Practice

The set of principles and standards that guide the behavior and decision-making of professionals to ensure integrity, fairness, and respect.

Period Costs

Expenses that are not directly tied to the production of goods and are instead expensed in the period they are incurred.

Manufacture Products

The process of converting raw materials or components into finished goods through the use of labor, machinery, and equipment, typically within an industrial setting.