CAIE A-Level Chemistry AS 4.2.2 Describe Interpret and Predict the Effect Questions

Practise explaining melting point, boiling point, conductivity, solubility and other properties from structure and bonding using CAIE 9701 AS questions and mark schemes.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • Explain how structure and bonding account for the physical properties of substances and materials.

CAIE A-Level Chemistry AS 4.2.2 Describe Interpret and Predict the Effect Questions question 1

[Maximum number: 1]

Which statement explains why buckminsterfullerene has a lower melting point than graphite?

A

Buckminsterfullerene exists as discrete molecules with weak intermolecular bonding.

B

Graphite is partly ionic as its structure contains mobile electrons and it conducts electricity.

C

The carbon-carbon bonds in buckminsterfullerene are shorter and more strained.

D

The mobile electrons in graphite mean it has a metallic structure.

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