Write the Chemical Equation for the Reduction of Cr₂O₃ to Chromium

question 18

Multiple Choice

Write the chemical equation for the reduction of Cr₂O₃ to chromium with silicon as the reducing agent.

• A)Si(s)+ Cr₂O₃(s)→ SiO₃(s)+ Cr(l)
• B)Si(s)+ Cr₂O₃(s)→ SiO₂(s)+ 2 CrO(s)
• C)3 Si(s)+ 2 Cr₂O₃(s)→ 3 SiO₂(s)+ 4 Cr(l)
• D)3 Si(s)+ Cr₂O₃(s)→ 3 SiO(s)+ 2 Cr(l)
• E)4 Si(s)+ Cr₂O₃(s)→ SiO₃(s)+ 2 CrO(s)

---

Definitions:

Factory Machinery

The collective term for the mechanical, electrical, and computer-based equipment used in a manufacturing or production facility to create products.

Absorption Costing Income Statement

An income statement format that includes all manufacturing costs (both fixed and variable) in the calculation of the cost of goods sold.

Cost of Goods Sold

The direct costs attributable to the production of the goods sold by a company, including material and labor expenses.

Contribution Margin

The difference between the sales revenue of a product and the variable costs associated with producing it, used to cover fixed costs and contribute to profit.