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CAIE A-Level Chemistry 4.2.2 Effects of Structure and Bonding

Practise predicting melting point, conductivity and solubility from the particles, forces and charge carriers present.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • explain high melting points when strong ionic, metallic or giant covalent bonding must be overcome
  • identify mobile ions in molten or aqueous ionic substances and delocalised electrons in metals or graphite
  • predict solubility by comparing solute–solvent attractions with those within the solute and solvent

4.2.2—Describe, interpret and predict the effect question 1

[Maximum number: 2]

Nitrogen and phosphorus are elements in Group 15 of the Periodic Table.

Complete Table 3.1 to show the properties of nitrogen and phosphorus in their standard states.

Table 3.1

Table 3.1

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