hydrogen tartrate
C1Technical / Scientific / Culinary
Definition
Meaning
A salt or ester of tartaric acid containing one replaceable hydrogen atom.
In practical contexts, most commonly refers to potassium hydrogen tartrate (cream of tartar), a byproduct of winemaking used in baking and cleaning.
Linguistics
Semantic Notes
The term is chemically precise but in non-scientific contexts, the specific compound (e.g., 'cream of tartar') is almost always used instead.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Both regions use the specific compound name 'cream of tartar' far more frequently in everyday language.
Connotations
Neutral scientific term in both varieties.
Frequency
Extremely low frequency in general discourse; slightly higher in academic/chemical texts. The synonym 'cream of tartar' is common in culinary contexts in both regions.
Vocabulary
Collocations
Grammar
Valency Patterns
[Compound Noun] of hydrogen tartratehydrogen tartrate [is/acts as]Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “None”
Usage
Context Usage
Business
Rare, except in specific industries like food additive supply or chemical manufacturing.
Academic
Used in chemistry, food science, and biochemistry papers to denote specific ionic species.
Everyday
Virtually never used; 'cream of tartar' is the common term.
Technical
Precise term in chemistry for the H(C4H4O6)- ion or its compounds.
Examples
By Part of Speech
verb
British English
- The solution was then hydrogen tartrated. (invented/rare)
American English
- The process hydrogen tartrates the metal ions. (invented/rare)
adjective
British English
- The hydrogen tartrate residue was filtered off.
American English
- A hydrogen tartrate compound was identified.
Examples
By CEFR Level
- Cream of tartar is used to stabilise egg whites.
- The precipitate was confirmed to be potassium hydrogen tartrate.
- Racemic acid is, in fact, a mixture of dextro- and laevo-rotatory forms of potassium hydrogen tartrate.
Learning
Memory Aids
Mnemonic
Think: 'Hydrogen' (the acid part) + 'Tartrate' (from tartaric acid, found in grapes). It's the acidic version of a tartrate salt.
Conceptual Metaphor
CHEMICAL ENTITY IS A BUILDING BLOCK / A PRECURSOR (to a more stable salt).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct calque 'водородный тартрат'. The correct chemical term is 'гидротартрат' or 'кислый тартрат'. For 'cream of tartar', use 'винный камень'.
Common Mistakes
- Using 'hydrogen tartrate' in a recipe instead of 'cream of tartar', though they refer to the same compound in that context.
- Confusing it with tartaric acid.
Practice
Quiz
In which everyday product are you most likely to encounter a hydrogen tartrate compound?
FAQ
Frequently Asked Questions
'Cream of tartar' specifically refers to potassium hydrogen tartrate. So 'cream of tartar' is a type of hydrogen tartrate, but not all hydrogen tartrates are cream of tartar.
It naturally forms as a byproduct of winemaking, crystallising inside wine barrels. This deposit is the source of commercial cream of tartar.
In a culinary context, yes, as cream of tartar is the only hydrogen tartrate used. In a scientific context, 'hydrogen tartrate' is the general chemical class, so they are not fully interchangeable.
Because its common practical instance has a unique, simpler name ('cream of tartar') used for centuries. The full chemical name is only needed in technical/scientific discussions.