The Nitrate Ion Has the Formula NO₃^-

question 24

Multiple Choice

The nitrate ion has the formula NO₃^-. The formula of mercuryII) nitrate is

• A) HgNO₃.
• B) Hg₂NO₃.
• C) HgNO₃)₂.
• D) Hg₂NO₃)₂.

---

Definitions:

Overeating

Consuming more food than the body needs for energy, often leading to weight gain and health issues.

Noncommunicable Disease

A disease that is not transmissible directly from one person to another, often chronic and of long duration.

Chronic Disease

A long-lasting condition that can be controlled but not cured, often with significant impacts on individuals' lifestyle and health.

Infectious Disease

Illnesses caused by pathogens like bacteria, viruses, fungi, or parasites that can be spread directly or indirectly from one person to another.