Which of the following compounds is a possible combination of a metal and nonmetal taking into account theirstable ions?O a. Nal2O b. CaF3О с. AlzS3O d. MgBr

We have to tell which of the given combination is possible of a metal + non metal compound

Answered: Which of the following compounds is a…

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

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Chapter8: Bonding: General Concepts

Section: Chapter Questions

Problem 2RQ: When an element forms an anion, what happens to the radius? When an element forms a cation, what...

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Compare the properties of an ionic material such as sodium chloride with a room-temperature ionic liquid. Explain this difference.
Consider an ionic compound, MX2MX2, composed of generic metal MM and generic, gaseous halogen XX. The enthalpy of formation of MX2MX2 is Δ?∘f=−923ΔHf∘=−923 kJ/mol. The enthalpy of sublimation of MM is Δ?sub=131ΔHsub=131 kJ/mol. The first and second ionization energies of MM are IE1=755IE1=755 kJ/mol and IE2=1364IE2=1364 kJ/mol. The electron affinity of XX is Δ?EA=−329ΔHEA=−329 kJ/mol. (Refer to the hint). The bond energy of X2X2 is BE=153BE=153 kJ/mol. Determine the lattice energy of MX2MX2. Δ?lattice=ΔHlattice= kJ/mol
Consider an ionic compound, MX3, composed of generic metal M and generic gaseous halogen X. The enthalpy of formation of MX3 is ΔHf∘=−965 kJ/mol. The enthalpy of sublimation of M is ΔHsub=123 kJ/mol. The first, second, and third ionization energies of M are IE1=557 kJ?mol, IE2=1751 kJ/mol, and IE3=2731 kJ/mol. The electron affinity of X is ΔHEA=−339 kJ/mol The bond energy of X2 is BE=235 kJ/mol. Determine the lattice energy of MX3.
Imagine a metallic element had been discovered and was named "Gondolium" (Gn).Gn was found to exhibit chemistry like that of an alkaline earth. Gn(s) + F2(g) → GnF2(s) Lattice energy for GnF2 -1950. kJ/mol First Ionization energy of Gn 450. kJ/mol Second Ionization energy of Gn 855 kJ/mol Electron affinity of F -327.8 kJ/mol Bond energy of F2 154 kJ/mol Enthalpy of sublimation (atomization) of Gn 195 kJ/mol Use the above data to calculate ΔH°f for gondolium fluoride.
a)Compare the electrón affinity of flouorine to the ionization energy if sodium. Does the process of the eletron being “pulled” from the sodium atom to the fluorine atom have a negative or a positive E? Why is NaF a stable compound? Does the overall formation of NaF have a negative of positive E? How can this be? b) How does the concept of ionic bonding account for the properties of ionic compounds?
Elements in Group IA (alkali metals) make nitrides with the formula (X can be any alkali metal). a) XN2 b) XN3 c) X2N3 d) X3N
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Predict the best choice in each of the following. You may wish to review the chapter on electronic structure for relevant examples.(a) the most metallic of the elements Al, Be, and Ba(b) the most covalent of the compounds NaCl, CaCl2, and BeCl2(c) the lowest first ionization energy among the elements Rb, K, and Li(d) the smallest among Al, Al+, and Al3+(e) the largest among Cs+, Ba2+, and Xe
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Consider a hypothetical ionic compound AB (comprised of A+ and B- ions). Given the following enthalpy data and using a Born-Haber cycle calculation, predict ΔHlattice in kJ mol-1. A(s) + B(s) → AB(s) ΔrH = -449 kJ mol-1 A(s) → A(g) ΔrH = 113 kJ mol-1 B(s) → B(g) ΔrH = 92 kJ mol-1 First ionization energy of A(g) = 529 kJ mol-1 Electron affinity enthalpy of B(g) (exothermic) = -345 kJ mol-1
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Which of the following compounds is a possible combination of a metal and nonmetal taking into account stable ions? O a. Nal2