Use the following data to estimate Delta Hf for potassium chloride. K(s) + 1/2 Cl2(g) -> KCl(s) Lattice energy of KCl(s) –690. kJ/mol Ionization energy for K(g) 419 kJ/mol Electron affinity of Cl(g) –349 kJ/mol Bond energy of Cl2(g) 239 kJ/mol Enthalpy of sublimation for K (s) 90. kJ/mol = ?kJ/mol

Use the following data to estimate Delta Hf for potassium chloride. K(s) + 1/2 Cl2(g) -> KCl(s) Lattice energy of KCl(s) –690. kJ/mol Ionization energy for K(g) 419 kJ/mol Electron affinity of Cl(g) –349 kJ/mol Bond energy of Cl2(g) 239 kJ/mol Enthalpy of sublimation for K (s) 90. kJ/mol = ?kJ/mol

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Chapter8: Electron Configurations And Periodicity

Section: Chapter Questions

Problem 8.120QP: Calculate H for the following process: K(g)+Br(g)KBr(s) The lattice energy of KBr is 689 kJ/mol, and...

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Use the following data to estimate Delta Hf for potassium chloride.

K(s) + 1/2 Cl₂(g) -> KCl(s)

Lattice energy of KCl(s)	–690. kJ/mol
Ionization energy for K(g)	419 kJ/mol
Electron affinity of Cl(g)	–349 kJ/mol
Bond energy of Cl₂(g)	239 kJ/mol
Enthalpy of sublimation for K (s)	90. kJ/mol

= ?kJ/mol

Definition Definition Change in energy of a neutral gaseous atom when an electron is added to the atom to form a negative ion.

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ISBN:

9781305580343

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