Commercially Oxygen Is Usually Obtained by

question 264

Multiple Choice

Commercially oxygen is usually obtained by

• A)decomposition of mercury(II)oxide.
• B)decomposition of potassium chlorate.
• C)electrolytic decomposition of water.
• D)fractional distillation of air.

---

Definitions:

Treasury Bond

A long-term, interest-bearing security issued by the government, with a maturity period typically longer than ten years.

Xerox

A corporation known primarily for its photocopying products and technology, though it has diversified into digital printing and document solutions.

Exxon

A multinational oil and gas corporation headquartered in the United States, known for its significant role in the global energy sector.

Coupon Bond

A type of bond that pays the holder a regular interest rate (or coupon) in addition to the principal amount at maturity.