Year 13 Chromatography

In paper chromatography what represents the stationary phase

• The solvent

• the spotted mixture

• the paper

• the solvent chamber

In paper chromatography what represents the mobile phase

• the solvent

• the spotted mixture

• the paper

• the solvent chamber

What does TLC stand for?

• Thin liquid chromatography

• Thick layer chromatography

• Thin layer Chromatography

• thick liquid chromatography

What is the mobile phase in TLC?

• The silica

• the aluminium/ glass support

• the spots

• the solvent

What is the stationary phase in TLC?

• the silica

• the aluminium/ glass support

• the spots

• the solvent

What is the equation for Rf?

• distance moved by solvent/distance moved by substance

• distance moved by solvent x distance moved by substance

• distance moved by substance/distance moved by solvent

• distance moved by substance x distanced moved by solvent

What is the stationary phase in column chromatography?

• solvent

• sand

• glass wool

• silica

What does HPLC stand for?

• High performance liquid chromatography

• High pressure liquid chromatography

• High performance layered chromatography

• High pressure layered chromatography

What does Gas Chromatography measure?

• Rf

• Retention time

• Retention gas

• Retention mass

What is the mobile phase in Gas Chromatography?

• Silica

• Liquid solvent

• Alumina

• Inert gas