Calculate the Lattice Energy of Magnesium Chloride from the Following

question 131

Multiple Choice

Calculate the lattice energy of magnesium chloride from the following data: First ionization energy of Mg: 738 kJ/mol
Second ionization energy of Mg: 1,451 kJ/mol
Electron affinity of Cl: 349 kJ/mol
Energy to vaporize Mg: 147.1 kJ/mol
Cl₂ bond energy: 243 kJ/mol
Energy change for the reaction:

• A)1,246 kJ/mol
• B)(  779 kJ/mol)
• C)(  2,492 kJ/mol)
• D)2,492 kJ/mol
• E)(  1,246 kJ/mol)

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