Which of the Following Ions Is Responsible for the Red

question 66

Multiple Choice

Which of the following ions is responsible for the red color of ruby (gemstone) ?

• A) Mn²⁺
• B) Zr⁴⁺
• C) Pd²⁺
• D) Cr³⁺
• E) Ti⁴⁺

---

Definitions:

Complement Good

A product that adds value to another product when used in conjunction, such as cameras and memory cards.

Price of Eggs

The cost at which eggs are sold, often influenced by factors such as production costs, market demand, and supply conditions.

Demand for Bacon

The desire and willingness of consumers to purchase bacon at various prices.

Quantity Supplied

The amount of a good that producers are willing and able to sell at a given price over a specified period.