Chromatography and Separation Techniques Quiz

What is the primary purpose of paper chromatography?

• To measure the density of a liquid

• To separate and identify small amounts of substances

• To determine the boiling point of a substance

• To calculate the pH level of a solution

In a chromatogram, what does it indicate if a spot is closer to the finishing line?

• The component is less soluble in the solvent

• The component is more soluble in the solvent

• The component is heavier

• The component is lighter

What can be inferred if a sample shows only one spot on the chromatogram?

• The sample is made up of multiple components

• The sample is insoluble in the solvent

• The sample has not been tested

• The sample is a pure substance

If a dot remains at the start line in a chromatogram, what does it signify?

• The component is highly soluble

• The component is a gas

• The component is insoluble in the solvent

• The component is volatile

Which sample in the chromatogram is identified as a pure substance?

• Sample H

• Sample G

• Sample F

• Sample E