hydrogen chloride

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Word: Hydrogen Chloride

Part of Speech: Noun

Basic Definition: Hydrogen chloride is a colorless gas that has a strong smell and can be very harmful. It is made of two elements: hydrogen and chlorine. When hydrogen chloride gas is dissolved in water, it forms hydrochloric acid, which is a strong acid used in many industries.

Usage Instructions:

• Use "hydrogen chloride" when talking about the gas itself, especially in scientific or industrial contexts.
• When referring to the liquid form in water, you would use "hydrochloric acid."

Example Sentence:

• "The laboratory used hydrogen chloride to create hydrochloric acid for their experiments."

Advanced Usage:

• In chemistry, hydrogen chloride is important for various reactions and processes. It is often discussed in contexts related to acid-base chemistry, gas laws, and industrial applications.

Word Variants:

• Hydrochloric Acid: This is the liquid form of hydrogen chloride when it is mixed with water.
• HCl: This is the chemical formula for hydrogen chloride and hydrochloric acid.

Different Meanings:

In a general sense, the term "hydrogen chloride" refers specifically to the gas. However, when it is dissolved in water, it is usually referred to as hydrochloric acid, which has different uses and properties.

Synonyms:

• Hydrochloric acid (when in solution)
• Muriatic acid (a less common name for hydrochloric acid, typically used in cleaning and swimming pool maintenance)

Idioms and Phrasal Verbs:

There are no specific idioms or phrasal verbs directly related to "hydrogen chloride," as it is a scientific term. However, in broader chemical discussions, you might hear phrases like "react with" or "dissolve in" when discussing how hydrogen chloride interacts with other substances.

Conclusion:

Hydrogen chloride is an important chemical in both industry and laboratory settings. Understanding its properties and uses can help you in fields like chemistry, engineering, and environmental science.

Academic

Noun

1. a colorless corrosive gas (HCl)