Quiz Results

Quiz	Purity, formulations and chromatography
Name	R i s h i k a D u n p u t h
Email	r i s h i k a d u n p u t h @ g m a i l . c o m
Result	PASSED
Score	6 / 6 (100%)
Passing score	4.8
Quiz took	1 min 47 sec
Quiz finished at	2023-11-06 21:00:14

Responses

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

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

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

What are the two phases of chromatography?

Awarded Points: 1

Correct Response: mobile phase and stationary phase

User Response: mobile phase and stationary phase

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

Responses

Awarded Points: 1

Correct Response: spectroscopes

User Response: spectroscopes

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: mobile phase and stationary phase

User Response: mobile phase and stationary phase

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