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:

Professional Conduct

The accepted principles of right and wrong governing the professional activities and behavior of individuals in a specific profession.

Virtual Organisations

Entities that operate primarily through digital interactions, often with team members dispersed geographically.

Outsourcing

The business practice of hiring a party outside a company to perform services and create goods that traditionally were performed in-house by the company's own employees and staff.

Business Networks

Formal or informal associations of businesses or professionals aimed at building relationships to support and grow their operations.