hexachloroethane: meaning, definition, pronunciation and examples

C2 (Proficient)
UK/ˌhɛksəˌklɔːrəʊˈiːθeɪn/US/ˌhɛksəˌklɔːroʊˈɛθeɪn/

Technical, Scientific

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Quick answer

What does “hexachloroethane” mean?

A chemical compound consisting of six chlorine atoms bonded to an ethane molecule, used primarily as an industrial solvent and in pyrotechnics.

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Pronunciation

Definition

Meaning and Definition

A chemical compound consisting of six chlorine atoms bonded to an ethane molecule, used primarily as an industrial solvent and in pyrotechnics.

An organochlorine compound with the chemical formula C₂Cl₆, notable as a dense, crystalline solid used historically in metal degreasing, in smoke-generating military devices, and as a fire retardant. Its production and use have declined due to environmental and health concerns.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or spelling. Pronunciation differs slightly in vowel quality and stress placement (see IPA).

Connotations

None beyond its technical, industrial, and environmental contexts.

Frequency

Extremely low frequency in general discourse but equal, specialized frequency in UK and US scientific/industrial contexts.

Grammar

How to Use “hexachloroethane” in a Sentence

[Subject: Process/Agent] + [Verb: produces/uses/contains] + hexachloroethaneHexachloroethane + [Verb: is used as/acts as/degrades to] + [Object: solvent/smoke agent/contaminant]

Vocabulary

Collocations

strong
production of hexachloroethanehexachloroethane smokehexachloroethane degreasing
medium
toxic hexachloroethanecrystalline hexachloroethanehexachloroethane compound
weak
pure hexachloroethaneold hexachloroethaneliquid hexachloroethane

Examples

Examples of “hexachloroethane” in a Sentence

adjective

British English

  • The hexachloroethane residue was analysed.
  • A hexachloroethane-based formulation.

American English

  • The hexachloroethane residue was analyzed.
  • A hexachloroethane-based formulation.

Usage

Meaning in Context

Business

Rare, only in contexts of chemical manufacturing, regulatory compliance, or environmental liability.

Academic

Used in chemistry, environmental science, and engineering papers discussing halogenated hydrocarbons, pollutants, or military history.

Everyday

Virtually never used.

Technical

The primary register. Used in material safety data sheets (MSDS), chemical engineering, toxicology reports, and historical military manuals.

Vocabulary

Synonyms of “hexachloroethane”

Strong

C₂Cl₆ (chemical formula)

Neutral

carbon hexachlorideperchloroethane

Weak

HCE (abbreviation)

Vocabulary

Antonyms of “hexachloroethane”

Watch out

Common Mistakes When Using “hexachloroethane”

  • Misspelling as 'hexachloroethan' (dropping the 'e').
  • Incorrect stress: placing primary stress on the first syllable ('HEXa...') instead of on 'eth' or 'eɪn'.
  • Confusing it with hexachlorobenzene (a different chlorine compound).

FAQ

Frequently Asked Questions

Yes, it is classified as toxic and hazardous to health and the environment, affecting the liver and central nervous system.

The name is systematic: 'hexa-' means six, 'chloro-' refers to chlorine atoms, and 'ethane' is the two-carbon hydrocarbon skeleton (C₂) they are attached to.

No, its use is restricted to specialized industrial or military applications and it is not found in consumer goods.

Safer, less persistent solvents and alternatives have replaced it, such as aqueous cleaning systems or other halogenated solvents with lower environmental impact.

A chemical compound consisting of six chlorine atoms bonded to an ethane molecule, used primarily as an industrial solvent and in pyrotechnics.

Hexachloroethane is usually technical, scientific in register.

Hexachloroethane: in British English it is pronounced /ˌhɛksəˌklɔːrəʊˈiːθeɪn/, and in American English it is pronounced /ˌhɛksəˌklɔːroʊˈɛθeɪn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None

Learning

Memory Aids

Mnemonic

Think: 'HEXa' (six) 'CHLORO' (chlorine) atoms attached to 'ETHANE' (a two-carbon chain). It's a fully chlorinated ethane.

Conceptual Metaphor

None applicable; the term is a literal, systematic chemical name.

Practice

Quiz

Fill in the gap
The old smoke grenades are now considered an environmental hazard.
Multiple Choice

What is the primary industrial use that has declined for hexachloroethane?