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diiodomethane: meaning, definition, pronunciation and examples

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UK/ˌdaɪˌaɪəʊdəʊˈmiːθeɪn/US/ˌdaɪˌaɪoʊdoʊˈmiːθeɪn/

Technical / Scientific

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Quick answer

What does “diiodomethane” mean?

A chemical compound consisting of methane in which two hydrogen atoms are replaced by iodine atoms, with the formula CH2I2.

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Pronunciation

Definition

Meaning and Definition

A chemical compound consisting of methane in which two hydrogen atoms are replaced by iodine atoms, with the formula CH2I2.

A dense, volatile organic liquid used primarily as a reagent in chemical synthesis and as a high-density medium in laboratory techniques like density gradient separations.

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage exist between British and American English for this term; spelling is identical.

Connotations

Purely technical; carries no cultural or stylistic connotations beyond its scientific reference.

Frequency

Extremely rare in general language; frequency is identical and confined to specialized chemistry literature in both varieties.

Grammar

How to Use “diiodomethane” in a Sentence

NP: Add diiodomethane to the mixture.PP: The separation was performed using diiodomethane.Passive: Diiodomethane is commonly used as a reagent.

Vocabulary

Collocations

strong
solution of diiodomethanedensity of diiodomethaneuse diiodomethanepurity of diiodomethane
medium
drop of diiodomethanebottle of diiodomethanedissolve in diiodomethane
weak
handle diiodomethanestore diiodomethanetoxic diiodomethane

Examples

Examples of “diiodomethane” in a Sentence

adjective

British English

  • The diiodomethane solution was prepared under a fume hood.

American English

  • The diiodomethane reagent was handled with care.

Usage

Meaning in Context

Business

Not used.

Academic

Used in chemistry research papers and laboratory protocols for describing synthetic methods or physical separation techniques.

Everyday

Not used.

Technical

The primary context; used in organic chemistry synthesis, materials science for surface energy measurements, and lab procedures requiring a high-density fluid.

Vocabulary

Synonyms of “diiodomethane”

Weak

dense liquidiodinated compound

Watch out

Common Mistakes When Using “diiodomethane”

  • Incorrect spelling: 'diiodmethane' (missing an 'o'), 'diiodomethan' (dropping final 'e').
  • Confusion with similar compounds like chloroform or dichloromethane.

FAQ

Frequently Asked Questions

It is a chemical compound with the formula CH2I2, a dense, volatile liquid used in laboratories.

Yes, it is toxic and volatile, requiring careful handling in a fume hood with appropriate personal protective equipment.

No, it has no common household or industrial applications outside specific scientific and technical contexts.

The most common synonym is 'methylene iodide'.

A chemical compound consisting of methane in which two hydrogen atoms are replaced by iodine atoms, with the formula CH2I2.

Diiodomethane is usually technical / scientific in register.

Diiodomethane: in British English it is pronounced /ˌdaɪˌaɪəʊdəʊˈmiːθeɪn/, and in American English it is pronounced /ˌdaɪˌaɪoʊdoʊˈmiːθeɪn/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think: DI-iodo-methane = DI (two) IODO (iodine) groups on a METHANE (CH4) backbone.

Practice

Quiz

Fill in the gap
The high of diiodomethane makes it useful for separating minerals.
Multiple Choice

Diiodomethane is primarily used in which field?

diiodomethane: meaning, definition, pronunciation and examples | Lingvocore