Hydration Energy of Ions Quiz
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Questions and Answers

Which factor offsets the considerable amount of energy required to form M¹+ and M²+ ions for alkali and alkaline earth metals?

  • Low negative values for the enthalpies of hydration of the ions
  • The formation of gaseous ions in solution
  • The energy required for the formation of gaseous ions
  • High negative values for the enthalpies of hydration of the ions (correct)

    • What balances out the energy required for the formation of gaseous M¹+ and M²+ ions?

  • The high negative enthalpies of hydration of the ions (correct)
  • The low positive enthalpies of hydration of the ions
  • The low negative enthalpies of hydration of the ions
  • The high positive enthalpies of hydration of the ions

    • What type of ions do alkali and alkaline earth metals form that require a considerable amount of energy?

  • M¹+ and M²+ ions (correct)
  • M³+ and M⁴+ ions
  • M⁰ and M⁺ ions
  • M⁻¹ and M⁻² ions

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