The steps of the Born-Haber cycle are shown for the ionic compound MX2, made up of generic metal M and generic, gaseous halogen X. Identify the overall reaction and identify the name of the enthalpy change for each reaction. Identify the overall reaction.M2+(g) + 2X(g)→ MX,(s)O M(s) + X,(g):MX, (s)M(s) + 2 X(g) –► MX,(8)ReactionEnthalpyAnswer BankStep 1:M(s) → M(g)enthalpy of formation ofStep 2:X,(g)2 X(g)MX,lattice energyStep 3:M(g) →M²+(g) + 2 e-2 x electron affnityStep 4:2 X(g) + 2 e →2X (g)-lattice energyStep 5:M2+(g) + 2X-(g) MX, (s)bond energy of X-Xoverall reaction1st ionization energyelectron affinityenthalpy of sublimation(enthalpy of atomization)2nd ionization energy1st + 2nd ionization energies

We need to write the name of energy involved in each step and hence the overall reaction.

Answered: Identify the overall reaction. M²*(g) +…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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The steps of the Born-Haber cycle are shown for the ionic compound MX2, made up of generic metal M and generic, gaseous halogen X. Identify the overall reaction and identify the name of the enthalpy change for each reaction.

Identify the overall reaction.
M2+(g) + 2X(g)
→ MX,(s)
O M(s) + X,(g):
MX, (s)
M(s) + 2 X(g) –
► MX,(8)
Reaction
Enthalpy
Answer Bank
Step 1:
M(s) → M(g)
enthalpy of formation of
Step 2:
X,(g)
2 X(g)
MX,
lattice energy
Step 3:
M(g) →
M²+(g) + 2 e-
2 x electron affnity
Step 4:
2 X(g) + 2 e →
2X (g)
-lattice energy
Step 5:
M2+(g) + 2X-(g) MX, (s)
bond energy of X-X
overall reaction
1st ionization energy
electron affinity
enthalpy of sublimation
(enthalpy of atomization)
2nd ionization energy
1st + 2nd ionization energies

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