Quiz Results

Quiz	Purity, formulations and chromatography
Name	S a m i r a M e r z l i a k o v a
Email	1 7 m e r z l i a k o v a - n i p h a d e s @ d s t c . k e n t . s c h . u k
Result	PASSED
Score	6 / 6 (100%)
Passing score	4.8
Quiz took	31 sec
Quiz finished at	2023-02-21 08:24:22

Responses

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.

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

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

Awarded Points: 1

Correct Response: Rf value

User Response: Rf value

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

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

Mixing precise amounts of substances is known as a

Awarded Points: 1

Correct Response: formulation

User Response: formulation

What are the two phases of chromatography?

Responses

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: pure

User Response: pure

Awarded Points: 1

Correct Response: Rf value

User Response: Rf value

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

Awarded Points: 1

Correct Response: formulation

User Response: formulation

Awarded Points: 1

Correct Response: mobile phase and stationary phase

User Response: mobile phase and stationary phase