cyanogen
/sai'ænədʤin/
Học thuậtThân thiện
A chemist carefully handles a sealed container of cyanogen in the laboratory.
Definition
- Noun:
- A colorless, toxic gas with a pungent almond-like odor: A chemical compound composed of two cyanide groups, historically used in chemical warfare and industrial processes.
- A chemical radical: In chemistry, the divalent radical -C≡N or group (CN)₂.
Usage Examples
- Noun:
- The laboratory detected traces of cyanogen in the sealed container.
- Cyanogen is highly poisonous and requires careful handling.
Advanced Usage
- Chemical nomenclature: The term is often used in the names of related compounds, such as cyanogen bromide (CNBr) or cyanogen chloride (CNCl).
- Cyanogen chloride is another toxic compound used as a chemical weapon agent.
Variants and Related Words
- Cyanide (n): A salt or ester of hydrocyanic acid, containing the CN⁻ ion or the -C≡N group. It is related to but distinct from cyanogen.
- Potassium cyanide is a well-known poison.
- Cyanogenation (n): A chemical reaction that introduces a cyanogen group into a molecule.
Synonyms
- Dicyanogen: An alternative name for the same compound (C₂N₂).
- Oxalonitrile: A systematic chemical name for cyanogen.
Related Phrases and Compounds
- Cyanogen band: In astronomy, a strong absorption band in the spectra of stars and comets, caused by the cyanogen radical.
- The comet's spectrum showed a distinct cyanogen band.
A chemist carefully handles a sealed container of cyanogen in the laboratory.
Noun
- a colorless toxic gas with a pungent almond odor; has been used in chemical warfare