permanganate: meaning, definition, pronunciation and examples
LowTechnical / Scientific
Quick answer
What does “permanganate” mean?
A chemical salt containing the MnO4− anion, typically deep purple and a strong oxidizing agent.
Audio
Pronunciation
Definition
Meaning and Definition
A chemical salt containing the MnO4− anion, typically deep purple and a strong oxidizing agent.
Refers specifically to potassium permanganate (KMnO4), a common laboratory chemical and disinfectant.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage between BrE and AmE; it is a standard international scientific term.
Connotations
Neutral scientific term in both varieties.
Frequency
Equally low frequency in both, confined to scientific/technical/medical contexts.
Grammar
How to Use “permanganate” in a Sentence
[noun] + of + permanganatepermanganate + [noun]treated/oxidized with permanganateVocabulary
Collocations
Examples
Examples of “permanganate” in a Sentence
adjective
British English
- The permanganate solution was decolourised.
- A permanganate oxidisation method was used.
American English
- The permanganate solution was decolorized.
- A permanganate oxidation method was used.
Usage
Meaning in Context
Business
Rare; only in chemical supply or manufacturing industries.
Academic
Common in chemistry textbooks, lab manuals, and research papers.
Everyday
Very rare; might be encountered in first-aid or water treatment contexts.
Technical
Core term in analytical and inorganic chemistry, water treatment, and disinfection.
Vocabulary
Synonyms of “permanganate”
Strong
Neutral
Weak
Vocabulary
Antonyms of “permanganate”
Watch out
Common Mistakes When Using “permanganate”
- Mispronunciation: stressing the first syllable (PER-manganate) is incorrect.
- Misspelling: 'permanginate' or 'permanganite'.
- Using as a general verb (e.g., 'to permanganate something').
FAQ
Frequently Asked Questions
Potassium permanganate is a strong oxidising agent. It can cause burns and stains, and must be handled with care, but it is widely used safely in diluted solutions for disinfection.
No, 'permanganate' is not a standard verb in English. You would say 'treat with permanganate' or 'oxidise with permanganate'.
Its intense purple colour is due to a charge-transfer transition within the permanganate ion (MnO4−), which strongly absorbs green-yellow light, transmitting purple.
Manganate (MnO4²⁻) contains manganese in the +6 oxidation state and is green. Permanganate (MnO4⁻) contains manganese in the +7 oxidation state and is purple. 'Per-' indicates the higher oxidation state.
A chemical salt containing the MnO4− anion, typically deep purple and a strong oxidizing agent.
Permanganate is usually technical / scientific in register.
Permanganate: in British English it is pronounced /pɜːˈmæŋɡəneɪt/, and in American English it is pronounced /pɚˈmæŋɡəˌneɪt/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
Think: PERManent purple stAIN caused by the oxidising ATE (chemical ending).
Conceptual Metaphor
Often metaphorically described as a 'purple disinfectant' or a 'strong oxidiser'.
Practice
Quiz
What is the most common practical use of potassium permanganate outside the lab?