What is chromatogrpahy used for?

Identifying all single substances in a compound

Separating substances from a compound

Formula for identifying substance in chromatography.

Rf= distance moved by substance/ distance moved by solvent

Rf= origin distance/solution distance

Filtate undissolvent solid from liquid

Filtrate substances, separating them.

Filtrate two substances with different density.

Separate dissolved solids from liquids.

Filtrate undissolved solids from liquids

Method of separation used to extract a pure liquid from mixture

Allows us to separate different substances from a compound

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Aleksandra Olszewska 5 questions

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1What is chromatogrpahy used for?
1. AIdentifying all single substances in a compound
2. BSeparating substances from a compound
2Formula for identifying substance in chromatography.
1. ARf= origin distance/solution distance
2. BRf= distance moved by substance/ distance moved by solvent
3What is filtration used for?
1. AFiltate undissolvent solid from liquid
2. BFiltrate substances, separating them.
3. CFiltrate two substances with different density.
4Crystalliation
1. AFiltrate undissolved solids from liquids
2. BSeparate dissolved solids from liquids.
5What about distillation?
1. AMethod of separation used to extract a pure liquid from mixture
2. BAllows us to separate different substances from a compound

Description: Cambridge IGCSE Chemistry Quiz on Separation techniques, created by Aleksandra Olszewska on 17/09/2013.
Author: Aleksandra Olszewska
Language: English
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Tags: chemistry chemistry cambridge igcse
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