Chemistry & Chemical Reactivity
10th Edition
ISBN: 9781337399074
Author: John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Question
Chapter 12, Problem 14PS
Interpretation Introduction
Interpretation:
The reason behind the lattice energy of sodium fluoride is more negative than the other sodium halides has to be explained.
Concept introduction:
Lattice formation enthalpy is the enthalpy change when one mole of solid crystal is formed from its scattered gaseous ions.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Please answer question 17 part A and B
Use the Born-Haber cycle to calculate the lattice energy of NaCl. Be sure your answer has the correct number of significant digits.
Process
Heat of sublimation of Na (s)
1
Energy to dissociate Cl₂ to Cl
2
Electron affinity of Cl
Ionization energy of Na
Standard enthalpy of formation of NaCl
kJ
mol
x10
X
Ś
Energy required
109.
121.4
- 348.6
495.8
- 411.2
kJ
mol
MA, MD, ME, and MG are ionic compounds in which M is a metal. A, D, E, and G are monovalent non-metals of the same Group in the Periodic Table. The order of atomic numbers for these elements is E > D > G > A. With which one of the following, the metal has the most exothermic value of lattice energy?
☐A
☐D
☐E
☐G
☐The value is the same for all.
Chapter 12 Solutions
Chemistry & Chemical Reactivity
Ch. 12.1 - (a) Determining an Atom Radius from Lattice...Ch. 12.2 - If an ionic solid has an fcc lattice of anions (X)...Ch. 12.2 - Potassium chloride has the same unit cell as NaCl....Ch. 12.6 - Prob. 1.1ACPCh. 12.6 - Describe the unit cell of lithium (see Figure).Ch. 12.6 - Prob. 1.3ACPCh. 12.6 - Prob. 1.4ACPCh. 12.6 - Prob. 2.1ACPCh. 12.6 - Prob. 2.2ACPCh. 12.6 - Prob. 2.3ACP
Ch. 12.6 - How many tin atoms are contained in the tetragonal...Ch. 12.6 - Prob. 3.2ACPCh. 12.6 - Prob. 3.3ACPCh. 12.6 - Prob. 3.4ACPCh. 12 - Outline a two-dimensional unit cell for the...Ch. 12 - Outline a two-dimensional unit cell for the...Ch. 12 - A portion of the crystalline lattice for potassium...Ch. 12 - The unit cell of silicon carbide, SiC, is...Ch. 12 - Prob. 5PSCh. 12 - Rutile, TiO2, crystallizes in a structure...Ch. 12 - Cuprite is a semiconductor. Oxide ions are at the...Ch. 12 - The mineral fluorite, which is composed of calcium...Ch. 12 - Calcium metal crystallizes in a face-centered...Ch. 12 - The density of copper metal is 8.95 g/cm3. If the...Ch. 12 - Potassium iodide has a face-centered cubic unit...Ch. 12 - A unit cell of cesium chloride is illustrated in...Ch. 12 - Predict the trend in lattice energy, from least...Ch. 12 - Prob. 14PSCh. 12 - To melt an ionic solid, energy must be supplied to...Ch. 12 - Which compound in each of the following pairs...Ch. 12 - Prob. 17PSCh. 12 - Prob. 18PSCh. 12 - Considering only the molecular orbitals formed by...Ch. 12 - Prob. 20PSCh. 12 - Prob. 21PSCh. 12 - Prob. 22PSCh. 12 - Prob. 23PSCh. 12 - Prob. 24PSCh. 12 - Prob. 25PSCh. 12 - Prob. 26PSCh. 12 - Prob. 27PSCh. 12 - Prob. 28PSCh. 12 - A diamond unit cell is shown here. Unit cell of...Ch. 12 - The structure of graphite is given in Figure...Ch. 12 - We have identified six types of solids (metallic,...Ch. 12 - Prob. 32PSCh. 12 - Classify each of the following materials as...Ch. 12 - Prob. 34PSCh. 12 - Benzene, C6H6, is an organic liquid that freezes...Ch. 12 - The specific heat capacity of silver is 0.235 J/g ...Ch. 12 - Prob. 37PSCh. 12 - Prob. 38PSCh. 12 - Prob. 39PSCh. 12 - If your air conditioner is more than several years...Ch. 12 - Sketch a phase diagram for O2 from the following...Ch. 12 - Tungsten crystallizes in the unit cell shown here....Ch. 12 - Silver crystallizes in a face-centered cubic unit...Ch. 12 - The unit cell shown here is for calcium carbide....Ch. 12 - The very dense metal iridium has a face-centered...Ch. 12 - Vanadium metal has a density of 6.11 g/cm3....Ch. 12 - Prob. 47GQCh. 12 - Prob. 48GQCh. 12 - Prob. 49GQCh. 12 - Consider the three types of cubic units cells. (a)...Ch. 12 - The solid-state structure of silicon is shown...Ch. 12 - The solid-state structure of silicon carbide is...Ch. 12 - Spinels are solids with the general formula AB2O4...Ch. 12 - Using the thermochemical data below and an...Ch. 12 - Prob. 55GQCh. 12 - Prob. 56GQCh. 12 - Prob. 57GQCh. 12 - Prob. 58GQCh. 12 - Prob. 59GQCh. 12 - Prob. 60GQCh. 12 - Like ZnS, lead(II) sulfide, PbS (commonly called...Ch. 12 - CaTiO3, a perovskite, has the structure below. (a)...Ch. 12 - Potassium bromide has the same lattice structure...Ch. 12 - Calculate the lattice energy of CaCl2 using a...Ch. 12 - Why is it not possible for a salt with the formula...Ch. 12 - Prob. 67SCQCh. 12 - Prob. 68SCQCh. 12 - Prob. 69SCQCh. 12 - Phase diagrams for materials that have allotropes...
Knowledge Booster
Similar questions
- Use a Born-Haber cycle (Sec. 5-13) to calculate the lattice energy of MgF2 using these thermodynamic data. Compare this lattice energy with that of SrF2, −2496 kJ/mol. Explain the difference in the values in structural terms.arrow_forwardDescribe the shape Independent units or lattice Ratio of Na+ to Cl-arrow_forwardThe answer is not -101938.4 J/molarrow_forward
- Use the following data to estimate AH°f for magnesium fluoride. Mg(s) + F₂(g) →→ MgF₂(s) Lattice energy = 2913 kJ/mol First ionization energy of Mg =735 kJ/mol Second ionization energy of Mg= 1445 kJ/mol Electron affinity of F= -328 kJ/mol Bond energy of F₂ =154 kJ/mol Enthalpy of sublimation for Mg =150. kJ/mol Select one or more: 167 kJ/mol -411 kJ/mol -1085 kJ/mol -292 kJarrow_forwardCalculate the lattice energy for the formation of Mg+2(g) + S -2 (g) → MgS (s) ΔH= ?arrow_forwardCalculate the lattice energy of magnesium sulfide Mg(s) → Mg(g) Mg(g) → Mg2+(g) + 2 e- S8(s) → 8 S(g) S(g) + 2 e→ S²(g) 8 Mg(s) + S8(s) → 8 MgS(s) Mg²+(g) + S²-(g) → MgS(s) www AH=148 kJ AH°2186 kJ AH°=+2232 kJ AH°450 kJ ΔΗ° = -2744 kJ AH° = ? kJarrow_forward
- The electron affinity of oxygen is -141kj/mol, corresponding to the reaction O(g)+e-—>O-(g) The lattice energy of K2O(s) is 2238kj/mol.Use these data along with data in Appendix C and figure 7.10 to calculate the “second electron affinity” of oxygen, corresponding to the reaction O-(g)+e-—>O2-(g)arrow_forward9. Use the following data to calculate the lattice energy of Cao. The enthalpy of formation of Cao is –636 kj/mol. The enthalpy of sublimation of Ca is +192 kj/mol, the first ionization energy of Ca is +590 kj/mol, and the second ionization energy of Ca is +1145 kj/mol. The enthalpy of dissociation of 02 is +494 kj/mol of 02 molecules, the first electron affinity of O is -141 kj/mol of 0 atoms, and the second electron affinity of 0 is +845 kj/mol of 0¯ ions.arrow_forwardWhich ionic solid do you expect to have the most negative lattice energy? MgO O CaCl2 O CaS O NaClarrow_forward
- Order these according to increasing lattice energy magnitude, where A is the smallest and C is the largest. VF5, VCl3, and VCl5.arrow_forwardGiven the following thermodynamic data, calculate the lattice energy of LiCl:ΔH°f[LiCl(s)] = -409 kJ/molΔH°sublimation [Li] = 161 kJ/molBond energy [Cl-Cl] = 243 kJ/molIE1 (Li) = 520 kJ/molEA1 (Cl) = -349 kJ/mol -1682 kJ/mol -984 kJ/mol -1560 kJ/mol -862 kJ/mol -1213 kJ/molarrow_forwardCalculate the amount of heat generated (in kJ) from 0.100 g of hydrogen reacting with 0.600 g of oxygen to form water. 242 kJ of heat is released per one mole of water.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry for Engineering StudentsChemistryISBN:9781337398909Author:Lawrence S. Brown, Tom HolmePublisher:Cengage Learning
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStax
ChemistryChemistryISBN:9781305957404Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCostePublisher:Cengage Learning
Chemistry: An Atoms First ApproachChemistryISBN:9781305079243Author:Steven S. Zumdahl, Susan A. ZumdahlPublisher:Cengage Learning
Chemistry for Engineering Students
Chemistry
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Cengage Learning
Chemistry: The Molecular Science
Chemistry
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:Cengage Learning
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:OpenStax
Chemistry
Chemistry
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Cengage Learning
Chemistry: An Atoms First Approach
Chemistry
ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
Publisher:Cengage Learning