Worksheets10-minute Quiz : Chapter 26 Intermolecular forces
Total questions: 10
Worksheet time: 10mins
Consider the three compounds. Which of the following correctly arranges the compounds in increasing order of boiling point?
A. X, Y, Z
B. Y, X, Z
C. Z, X, Y
D. Z, Y, X
Which of the following pairs of molecules would form hydrogen bonds with each other?
(1) Pentane and water
(2) Hydrogen fluoride and methanol
(3) Bromine and methanoic acid
A. (1) only
B. (2) only
C. (1) and (3) only
D. (2) and (3) only
Consider the following statements and choose the best answer:
1st statement
Ne has a higher boiling point than Ar.
2nd statement
Ne has a larger molecular size than Ar.
A. Both statements are true and the 2nd statement is a correct explanation of the 1st statement.
B. Both statements are true but the 2nd statement is NOT a correct explanation of the 1st statement.
C. The 1st statement is false but the 2nd statement is true.
D. Both statements are false.
Which of the compounds has the highest boiling point?
A
B
C
D
A part of the structure of polyvinyl alcohol (PVA) is shown in the diagram. PVA is soluble in water. Which of the following statements best explains this phenomenon?
A. PVA can be broken down by water.
B. PVA has a large molecular size.
C. PVA undergoes ionization in water.
D. PVA molecules can form hydrogen bonding with water molecules.
The structure of ethanal is shown in the diagram. Which of the following statements about ethanal are correct?
(1) It is soluble in water.
(2) Its molecules are held together by hydrogen bonds.
(3) Its molecules are held together by van der Waals’ forces.
A. (1) and (2) only
B. (1) and (3) only
C. (2) and (3) only
D. (1), (2) and (3)
Which of the following gases CANNOT be collected by using the set-up as shown in the diagram?
(1) Hydrogen chloride
(2) Tetrachloromethane
(3) Chlorine
A. (1) only
B. (2) only
C. (1) and (3) only
D. (2) and (3) only
