When would you use diffusion?

To separate a liquid from a solid

When would you use chromatography?

To separate and purify coloured compounds

To separate solids froms solutions

To separate a liquid from a liquid

To separate water from a dissolved salt

To separate more volatile liquids from less volatile liquids

To separate a less volatile liquid from a more volatile liquid

When a solution of crystalline solid is partly evaporated and then allowed to cool

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1When would you use diffusion?
1. ATo separate a liquid from a solid
2. BTo dissolve a substance
3. CTo separate gases
2When would you use chromatography?
1. ATo separate and purify coloured compounds
2. BTo test a boiling point
3. CTo separate water from salts
3When would you use filtration?
1. ATo separate a liquid from a liquid
2. BTo separate solids froms solutions
4When would you use simple distillation?
1. ATo separate water from a dissolved salt
2. BTo separate more volatile liquids from less volatile liquids
5When would fractional distillation be used?
1. ATo make salt crystals
2. BTo separate a less volatile liquid from a more volatile liquid
3. CTo eat
6When are crystals formed?
1. AWhen you heat water
2. BWhen a solution of crystalline solid is partly evaporated and then allowed to cool

Descripción: Test sobre IGCSE CIE CHEMISTRY PURIFYING AND SEPARATING SOLUTIONS, creado por dugglesduck el 09/05/2015.
Autor: dugglesduck
Idioma: English
Visitas: 36
Valoración: 5,0 de 5 · 3 valoraciones
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