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This thermodynamic cycle describes the formation of an ionic compound MX2 from a metal element M and nonmetal element X in their standard states. Use it to answer the questions in the table below. 1100. 1000. 900. 800. 700. 600. M² + (g) + 2e + 2x (g) 500. enthalpy M (g) + 2x (g) (kJ/mol) 400. 300. 200. 100. 0. -100. M (g) + X₁₂ (g) M (s) + x(x) ? What is the lattice enthalpy of MX2 What is the enthalpy of formation of MX2 ? ☐ kJ/mol ☐ kJ/mol M² + (g) + 2x (8) MX2 (s) Suppose both the heat of sublimation of M and the ionization enthalpy of M were smaller. Would MX2 be more stable? Or less? More stable. Less stable. It is impossible to tell without more information.

This thermodynamic cycle describes the formation of an ionic compound MX2 from a metal element M and nonmetal element X in their standard states. Use it to answer the questions in the table below. 1100. 1000. 900. 800. 700. 600. M² + (g) + 2e + 2x (g) 500. enthalpy M (g) + 2x (g) (kJ/mol) 400. 300. 200. 100. 0. -100. M (g) + X₁₂ (g) M (s) + x(x) ? What is the lattice enthalpy of MX2 What is the enthalpy of formation of MX2 ? ☐ kJ/mol ☐ kJ/mol M² + (g) + 2x (8) MX2 (s) Suppose both the heat of sublimation of M and the ionization enthalpy of M were smaller. Would MX2 be more stable? Or less? More stable. Less stable. It is impossible to tell without more information.

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.132QP
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This thermodynamic cycle describes the formation of an ionic compound MX2 from a metal element M and nonmetal element X in their standard states. 

What is the lattice enthalpy of MX2 ?

What is the enthalpy formation of MX2 ?

Suppose both the heat of sublimation of M and the ionization enthalpy of M were smaller. Would MX2 be more stable? Or less? or impossible to tell without more information?

This thermodynamic cycle describes the formation of an ionic compound MX2 from a metal element M and nonmetal element X in their standard states. Use it to answer the questions in the table below. 1100. 1000. 900. 800. 700. 600. M² + (g) + 2e + 2x (g) 500. enthalpy M (g) + 2x (g) (kJ/mol) 400. 300. 200. 100. 0. -100. M (g) + X₁₂ (g) M (s) + x(x) ? What is the lattice enthalpy of MX2 What is the enthalpy of formation of MX2 ? ☐ kJ/mol ☐ kJ/mol M² + (g) + 2x (8) MX2 (s) Suppose both the heat of sublimation of M and the ionization enthalpy of M were smaller. Would MX2 be more stable? Or less? More stable. Less stable. It is impossible to tell without more information.
Transcribed Image Text:This thermodynamic cycle describes the formation of an ionic compound MX2 from a metal element M and nonmetal element X in their standard states. Use it to answer the questions in the table below. 1100. 1000. 900. 800. 700. 600. M² + (g) + 2e + 2x (g) 500. enthalpy M (g) + 2x (g) (kJ/mol) 400. 300. 200. 100. 0. -100. M (g) + X₁₂ (g) M (s) + x(x) ? What is the lattice enthalpy of MX2 What is the enthalpy of formation of MX2 ? ☐ kJ/mol ☐ kJ/mol M² + (g) + 2x (8) MX2 (s) Suppose both the heat of sublimation of M and the ionization enthalpy of M were smaller. Would MX2 be more stable? Or less? More stable. Less stable. It is impossible to tell without more information.
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