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Edexcel A-Level Chemistry A2 12.16 Define the Terms Enthalpy Change of Solution Solh and Enthalpy Change of Hydration Hydh of an Ion Questions

Review A-Level Edexcel Chemistry solution and hydration enthalpy through hydration definitions and sign-based statement questions.

Syllabus
First assessment 2019
Course
Chemistry YCH11
Level
A2

Exam points

  • define hydration enthalpy for one mole of gaseous ions becoming hydrated
  • identify that hydration enthalpy is always negative while solution enthalpy is not

Edexcel A-Level Chemistry A2 12.16 Define the Terms Enthalpy Change of Solution Solh and Enthalpy Change of Hydration Hydh of an Ion Questions question 1

[Maximum number: 1]

Which of these statements is true?

A

the enthalpy change of hydration of an ion is always negative

B

the enthalpy change of solution of an ionic compound is always negative

C

an endothermic enthalpy change of solution indicates that an ionic compound will be insoluble

D

the more exothermic the lattice energy of an ionic compound, the more soluble it is likely to be

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