ammonium chloride
Definition
- Noun:
- A white crystalline salt (NH₄Cl): Ammonium chloride is an inorganic chemical compound with the formula NH₄Cl. It appears as a white, odorless crystalline solid.
- Used in dry cell batteries: It serves as an electrolyte in certain types of batteries, such as zinc-carbon dry cells.
- Has various industrial and medical applications: Beyond batteries, it is used in other processes like metalworking, as a flux in soldering, and in some cough medicines as an expectorant.
Usage Examples
- Noun:
- The laboratory ordered a new shipment of ammonium chloride for the experiment.
- Traditional dry cells often contain ammonium chloride as the electrolyte.
- Some cold remedies include ammonium chloride to help loosen mucus.
Advanced Usage
- Technical/Industrial Context: In metallurgy, ammonium chloride is referred to as "sal ammoniac" and is used as a flux to clean metal surfaces before soldering.
- The jeweler used sal ammoniac to prepare the silver for soldering.
- Chemical Context: In chemistry, it is known for its ability to sublime (transition directly from solid to gas) upon heating.
- When heated, ammonium chloride sublimes and reforms as crystals on a cooler surface.
Variants and Related Words
- Sal ammoniac: This is a common historical and industrial name for ammonium chloride.
- NH₄Cl: The chemical formula for ammonium chloride.
Synonyms
- Sal ammoniac (specific to certain industrial/ historical uses).
Related Phrases/Compounds
- Ammonium chloride solution: A liquid form, often used in laboratories or medicine.
- The sample was treated with an ammonium chloride solution.
- Ammonium chloride paste: Used in some battery manufacturing or metalworking applications.
Noun
-
a white salt used in dry cells
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
