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CAIE A-Level Chemistry 3.2 Ionic Bonding

Practise describing ion formation and the non-directional electrostatic attraction holding giant ionic lattices together.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • distinguish electron transfer that forms ions from the electrostatic attraction that defines ionic bonding
  • describe a giant lattice of oppositely charged cations and anions
  • identify compounds containing both ionic interactions and covalent bonds within polyatomic ions

Covered syllabus points

3.2.1—Ionic bonding3.2.2—Ionic bonding, e.g. sodium chloride, magnesium

3.2 Ionic bonding question 1

[Maximum number: 1]

The melting points of some solids are shown in Table 1.1.

Table 1.1

Table 1.1

State the type of bonding present in magnesium and in sodium chloride. bonding in magnesium
bonding in sodium chloride

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