Core practical - Analysis and purification of water (AQA GCSE Chemistry): Flashcards
📚Flashcards
Practise the cards
12 cards from this deck
ShowHide
Practise the cards
12 cards from this deck
Process to get pure water from salt water
Process to get pure water from salt water
Distillation
What anti-bumping granules prevent
What anti-bumping granules prevent
Violent bubbling
Part of apparatus that cools steam
Part of apparatus that cools steam
Condenser
What water becomes when heated in distillation
What water becomes when heated in distillation
Water vapour (steam)
What happens to salt during distillation
What happens to salt during distillation
Stays behind in the flask
What flows through the condenser
What flows through the condenser
Cold water
How to test water purity after distillation
How to test water purity after distillation
Check for chloride ions
What condenser does to water vapour
What condenser does to water vapour
Condenses it back into liquid water
Why heat gently in distillation
Why heat gently in distillation
Prevents violent boiling
Essential safety equipment for practicals
Essential safety equipment for practicals
Eye protection (safety goggles)
What's added to flask with salt water
What's added to flask with salt water
Anti-bumping granules
What boils when salt water is heated
What boils when salt water is heated
Only the water (salt doesn't boil)