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IB Chemistry SL 2.3 The Metallic Model Questions

Practise IB Chemistry SL 2.3 with evidence-led questions on water, atmospheric systems and environmental chemistry.

Syllabus
First assessment 2025
Course
Chemistry SL
Level
SL

Exam points

  • Explain metallic bonding as attraction between positive metal ions and delocalized electrons.
  • Use metallic structure to explain electrical conductivity, malleability and other physical properties.
  • Compare metallic bond strength using ion radius and charge density, then relate it to melting point.

Covered syllabus points

2.3.1—Metallic bonding2.3.2—Bond strength

Learn this topic

Study 2.3 The metallic model conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

Question 1

[Maximum number: 1]

Iron may be extracted from iron (II) sulfide, FeS.

Outline why metals, like iron, can conduct electricity.

Question 2

[Maximum number: 1]

Which series shows the correct order of metallic bond strength from strongest to weakest?

A

Na>K>Rb>Mg

B

Mg>Rb>K>Na

C

Rb>K>Na>Mg

D

Mg>Na>K>Rb

Question 3

[Maximum number: 2]

Titanium is a transition metal.

Describe the bonding in metals.

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