standard solution
What standard solution means in Chemistry A-Level, as defined for AQA.
Definitions of standard solution
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain standard solution in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Made by weighing the solid, dissolving it, transferring the solution and all the washings to a volumetric flask, making up to the graduation mark with distilled water, and inverting the stoppered flask repeatedly to mix.
A solution made by weighing a solid, dissolving it and making it up to the graduation mark with distilled water so its concentration is accurately known.
Topics that use standard solution
- Balanced equations and associated calculations (AQA A-Level)
- pH curves, titrations and indicators (A-level only) (AQA A-Level)
Related terms
- concordant titres
- charge balance
- Equivalence point
- Indicator
- indicator choice
- ionic equations
- Required practical 9
- sources of error
Using standard solution in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge