ammonium acetate: meaning, definition, pronunciation and examples
LowTechnical/Scientific
Quick answer
What does “ammonium acetate” mean?
A white, crystalline salt with the chemical formula CH₃COONH₄, formed by the reaction of acetic acid and ammonia.
Audio
Pronunciation
Definition
Meaning and Definition
A white, crystalline salt with the chemical formula CH₃COONH₄, formed by the reaction of acetic acid and ammonia.
A chemical compound used as a laboratory reagent, a food additive (E264), a buffer in analytical chemistry, and a precursor in organic synthesis. It decomposes upon heating to yield acetamide.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Spelling of related terms (e.g., 'colourimetric' vs. 'colorimetric') may follow regional conventions in surrounding text.
Connotations
None beyond its technical meaning.
Frequency
Equally low frequency in both dialects, confined to scientific contexts.
Grammar
How to Use “ammonium acetate” in a Sentence
[verb] + ammonium acetate (e.g., add, dissolve, prepare)ammonium acetate + [verb] (e.g., ammonium acetate acts as, decomposes, buffers)ammonium acetate + [preposition] + [noun] (e.g., ammonium acetate in solution, ammonium acetate for analysis)Vocabulary
Collocations
Examples
Examples of “ammonium acetate” in a Sentence
adjective
British English
- The ammonium acetate buffer was prepared fresh.
- An ammonium acetate solution is often used.
American English
- The ammonium acetate buffer was prepared fresh.
- An ammonium acetate solution is commonly used.
Usage
Meaning in Context
Business
Rare, except in procurement or specification documents for chemical suppliers.
Academic
Common in chemistry, biochemistry, and analytical science papers and lab protocols.
Everyday
Virtually never used.
Technical
The primary register. Used in lab notebooks, safety data sheets (SDS), and method descriptions (e.g., HPLC, mass spectrometry).
Vocabulary
Synonyms of “ammonium acetate”
Neutral
Weak
Watch out
Common Mistakes When Using “ammonium acetate”
- Misspelling as 'ammonia acetate' (missing the '-ium').
- Incorrect pluralisation ('ammonium acetates').
- Confusing its formula with ammonium nitrate (NH₄NO₃).
FAQ
Frequently Asked Questions
It is generally considered low hazard but can be irritating. Always consult the specific Safety Data Sheet (SDS) for handling instructions.
It is not a common household chemical. It is sometimes used as a food additive (E264) but is not sold as a pure compound for domestic use.
Pure, solid ammonium acetate has a faint acetous (vinegar-like) odour due to slight decomposition. Solutions may smell weakly of ammonia and acetic acid.
It is the salt of a weak acid (acetic acid) and a weak base (ammonia), allowing it to resist changes in pH when small amounts of acid or base are added.
A white, crystalline salt with the chemical formula CH₃COONH₄, formed by the reaction of acetic acid and ammonia.
Ammonium acetate is usually technical/scientific in register.
Ammonium acetate: in British English it is pronounced /əˈməʊniəm ˈæsɪteɪt/, and in American English it is pronounced /əˈmoʊniəm ˈæsɪteɪt/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think of 'ammonia' cleaning product and 'acetic' acid in vinegar combining to form a neutral salt.
Conceptual Metaphor
A chemical 'mediator' or 'buffer' that stabilises conditions.
Practice
Quiz
What is a primary use of ammonium acetate in analytical chemistry?