(a) Use the following data to calculate the lattice energy of barium chloride. Enthalpy of atomisation of Ba(s) Enthalpy of atomisation of Cl₂(g) Enthalpy of formation of BaCl₂(s) First ionisation enthalpy of Ba(g) Second ionisation enthalpy of Ba(g) Electron affinity of Cl(g) = +180 kJ/mol = +122 kJ/mol = -859 kJ/mol = +503 kJ/mol = +965 kJ/mol = -349 kJ/mol (b) Sketch an energy cycle for the standard enthalpy of solution of BaCl₂ in water and calculate the AH° sol of BaCl₂ by using lattice enthalpy value in 10(a). Given, AHhyd of Ba2 (g) = -1309kJ AHhyd of Cl(g) = -363 kJ

(a) Use the following data to calculate the lattice energy of barium chloride. Enthalpy of atomisation of Ba(s) Enthalpy of atomisation of Cl₂(g) Enthalpy of formation of BaCl₂(s) First ionisation enthalpy of Ba(g) Second ionisation enthalpy of Ba(g) Electron affinity of Cl(g) = +180 kJ/mol = +122 kJ/mol = -859 kJ/mol = +503 kJ/mol = +965 kJ/mol = -349 kJ/mol (b) Sketch an energy cycle for the standard enthalpy of solution of BaCl₂ in water and calculate the AH° sol of BaCl₂ by using lattice enthalpy value in 10(a). Given, AHhyd of Ba2 (g) = -1309kJ AHhyd of Cl(g) = -363 kJ

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter9: Chemical Bonds

Section: Chapter Questions

Problem 9.102QE

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