Quiz Results

Quiz	Purity, formulations and chromatography
Name	A d m i n
Email	a r r a n 1 2 1 @ h o t m a i l . c o m
Result	FAILED
Score	4 / 6 (66.7%)
Passing score	4.8
Quiz took	24 sec
Quiz finished at	2025-05-30 16:18:15

Responses

What are the two phases of chromatography?

Awarded Points: 0

Correct Response: mobile phase and stationary phase

User Response: mobile phase and steady phase

If a substance contains only one type of element or compound, it is known as being

Awarded Points: 1

Correct Response: pure

User Response: pure

One simple, reliable and safe way of judging the purity of a substance is by

Awarded Points: 1

Correct Response: comparing its melting or boiling points with the known melting or boiling points.

User Response: comparing its melting or boiling points with the known melting or boiling points.

Mixing precise amounts of substances is known as a

Awarded Points: 1

Correct Response: formulation

User Response: formulation

Paints contain several components. Which of the following is NOT a normal component of paint?

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

The ratio between the distance travelled by the dissolved substance (the solute) and the distance travelled by the solvent in chromatography, is known as the

Responses

Awarded Points: 0

Correct Response: mobile phase and stationary phase

User Response: mobile phase and steady phase

Awarded Points: 1

Correct Response: pure

User Response: pure

Awarded Points: 1

Correct Response: comparing its melting or boiling points with the known melting or boiling points.

User Response: comparing its melting or boiling points with the known melting or boiling points.

Awarded Points: 1

Correct Response: formulation

User Response: formulation

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

Awarded Points: 0

Correct Response: Rf value

User Response: Nf value