amperometric titration: meaning, definition, pronunciation and examples
C2Technical / Scientific
Quick answer
What does “amperometric titration” mean?
A quantitative chemical analysis technique where the endpoint of a titration is determined by measuring the electric current produced by the reaction.
Audio
Pronunciation
Definition
Meaning and Definition
A quantitative chemical analysis technique where the endpoint of a titration is determined by measuring the electric current produced by the reaction.
An electroanalytical method used in chemistry to determine the concentration of an analyte by measuring the current flow between two electrodes as a titrant is added, until a sharp change in current indicates the equivalence point.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Spelling of related terms like 'colourimetric' (BrE) vs. 'colorimetric' (AmE) may differ, but 'amperometric' is spelled identically.
Connotations
Identical technical connotation in both varieties.
Frequency
Extremely low frequency in general discourse. Exclusively used in professional chemistry, electrochemistry, and analytical science contexts in both regions.
Grammar
How to Use “amperometric titration” in a Sentence
The [ANALYTE] was determined by amperometric titration with [TITRANT].Amperometric titration of [SAMPLE] was performed.Vocabulary
Collocations
Examples
Examples of “amperometric titration” in a Sentence
verb
British English
- The sample was amperometrically titrated.
American English
- They amperometrically titrated the solution.
adverb
British English
- The analyte was determined amperometrically.
American English
- The analyte was determined amperometrically.
adjective
British English
- The amperometric-titration data was conclusive.
- An amperometric-titration cell was used.
American English
- The amperometric titration data was conclusive.
- An amperometric titration cell was used.
Usage
Meaning in Context
Business
Virtually never used.
Academic
Used in advanced chemistry, chemical engineering, and analytical science research papers and laboratory manuals.
Everyday
Never used.
Technical
Standard term in analytical chemistry for a specific electroanalytical technique. Used in method protocols, instrument manuals, and scientific reports.
Vocabulary
Synonyms of “amperometric titration”
Neutral
Weak
Vocabulary
Antonyms of “amperometric titration”
Watch out
Common Mistakes When Using “amperometric titration”
- Misspelling as 'amperometric titration' (dropping an 'e').
- Confusing it with 'potentiometric titration' (which measures voltage, not current).
- Using it as a verb (e.g., 'We amperometric titrated the sample' – incorrect).
FAQ
Frequently Asked Questions
No. While both are electrochemical techniques, amperometric titration measures electric current at a constant applied voltage, whereas potentiometric titration measures voltage (potential) at near-zero current.
It is primarily used in analytical chemistry, environmental monitoring (e.g., detecting pollutants), pharmaceutical analysis, and food science for quantifying specific ions or molecules.
It requires a titration setup with a burette, a cell containing the analyte solution, a pair of electrodes (working and reference), and a device called a potentiostat or amperometer to apply a fixed voltage and measure the resulting current.
Yes, modern amperometric titrations are often performed with automated titration systems that add titrant and record the current digitally, precisely identifying the endpoint.
A quantitative chemical analysis technique where the endpoint of a titration is determined by measuring the electric current produced by the reaction.
Amperometric titration is usually technical / scientific in register.
Amperometric titration: in British English it is pronounced /ˌæmpərəʊˈmetrɪk taɪˈtreɪʃən/, and in American English it is pronounced /ˌæmpəroʊˈmetrɪk taɪˈtreɪʃən/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: AMPERE (unit of current) + METRIC (measurement) + TITRATION (adding liquid). It's a titration where you measure the current.
Conceptual Metaphor
LISTENING TO THE REACTION: Just as you might listen for a change in sound to know when something is done, amperometric titration 'listens' for a change in electrical current.
Practice
Quiz
What is the primary measured quantity in amperometric titration?