Column Chromatography (AQA A-Level Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
Column chromatography separates substances based on what property?
Column chromatography separates substances based on what property?
Differing levels of adsorption
What type of chromatography is column chromatography classified as?
What type of chromatography is column chromatography classified as?
Adsorption chromatography
Which components move faster down the column?
Which components move faster down the column?
Components with lower adsorption
Which components are eluted first from the column?
Which components are eluted first from the column?
Components that travel faster
What is the formula for the retardation factor ()?
What is the formula for the retardation factor ()?
What is the eluent in column chromatography?
What is the eluent in column chromatography?
The mobile phase (solvent)
What is the eluate in column chromatography?
What is the eluate in column chromatography?
Mobile phase + separated components
Which materials are commonly used as the stationary phase in column chromatography?
Which materials are commonly used as the stationary phase in column chromatography?
Silicon dioxide or aluminium oxide
In gel column chromatography, molecules separate based on what property?
In gel column chromatography, molecules separate based on what property?
Size
What is the basis of separation in ion exchange column chromatography?
What is the basis of separation in ion exchange column chromatography?
Charge of the components