Lattice Energy: Definition, Trends & Equation


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The metal halides can be arranged in the following order, from smallest to largest ionic radius: lithium (Li), sodium (Na), potassium (K), rubidium (Rb), and cesium (Cs). Which of the following ionic compounds has the largest ionization energy: LiCl, NaCl, KCl, RbCl, or CsCl?

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1. A reaction's heat of formation is:


Calculate the lattice energy of some metal halide, MX, given the following values:

Heat of Formation: -500 kJ

Electron Affinity: -400 kJ

Ionization Energy: +700 kJ

Dissociation Energy: +300 kJ

Sublimation Energy: +550 kJ

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About This Quiz & Worksheet

This quiz and worksheet will test what you know about lattice energy. Topics you'll need to grasp include ionization energy and a reaction's heat of formation.

Quiz & Worksheet Goals

Use these study tools to help with the following:

  • Be able to calculate lattice energy
  • Determine stability of ionic compounds
  • Identify what happens when gaseous ions form an ionic solid

Skills Practiced

The worksheet and quiz will help you to:

  • Reading comprehension - ensure that you draw the most important information from the related lesson on lattice energy
  • Critical thinking - apply relevant concepts to examine information about gaseous ions in a different light
  • Information recall - access the knowledge you've gained regarding a reaction's heat of formation

Additional Learning

Reading this lesson named Lattice Energy: Definition, Trends & Equation will give you more information about lattice energy. The lesson will cover the following objectives:

  • Define lattice enthalpy
  • Identify lattice dissociation enthalpy and lattice formation enthalpy
  • Understand ionic charge and ionic radius
  • Explain Hess' Law
  • Be able to understand different energies
  • Recognize steps in Born-Haber cycle