Titrations (Edexcel GCSE Chemistry): Flashcards
📚Flashcards
Practise the cards
13 cards from this deck
ShowHide
Practise the cards
13 cards from this deck
What does titration determine?
What does titration determine?
Concentration of an acid or base
Concentration formula
Concentration formula
where is in dm
What is the analyte?
What is the analyte?
Substance whose concentration is being determined
Purpose of indicator in titration
Purpose of indicator in titration
Changes colour when analyte is neutralised
What is a titre?
What is a titre?
Volume of titrant used
Minimum titration repeats
Minimum titration repeats
At least three
Concordant titres requirement
Concordant titres requirement
Within 0.20 cm³ of each other
Burette reading precision
Burette reading precision
0.05 cm³
Where does burette scale start?
Where does burette scale start?
0 cm³ at the top
Where to read the burette meniscus
Where to read the burette meniscus
Bottom of the meniscus
Why fill the burette jet space?
Why fill the burette jet space?
Prevents inaccurate/larger titre readings
How to identify titration endpoint
How to identify titration endpoint
Indicator permanently changes colour
Key property of the titrant
Key property of the titrant
Known concentration