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CAIE A-Level Chemistry A2 23.1.1 Terms Questions

Practise CAIE 9701 atomisation enthalpy by defining formation of gaseous atoms and writing equations that reflect elemental structure and states.

Syllabus
2028–2030
Course
Chemistry 9701
Level
A2

Exam points

  • define standard enthalpy change of atomisation as forming one mole of gaseous atoms from an element in its standard state
  • write atomisation equations with the correct elemental formula, fractional coefficients and state symbols

CAIE A-Level Chemistry A2 23.1.1 Terms Questions question 1

[Maximum number: 1]

Potassium chloride, KCl , and magnesium chloride, MgCl2\mathrm{MgCl}_{2}, are both ionic solids.

Table 1.1

Table 1.1

Define the following terms.

enthalpy change of atomisation

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