are all used in the manufacture of various semiconductor devices. Write the ex- pected electron configuration for these atoms. 80. The elements Cu, 0, La, Y, Ba, TI, and Bi are all found in high- temperature ceramic superconductors. Write the expected elec- tron configuration for these atoms. 81 Write the expecte

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter9: Liquids, Solids, And Materials
Section9.9: Metals, Semiconductors, And Insulators
Problem 9.16CE: Look in Appendix D and compare the electron configurations shown there with the fusion enthalpies...
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79. The elements Si, Ga, As, Ge, Al, Cd, S, and Se are all used in
the manufacture of various semiconductor devices. Write the ex-
pected electron configuration for these atoms.
80. The elements Cu, 0, La, Y, Ba, TI, and Bi are all found in high-
temperature ceramic superconductors. Write the expected elec-
tron configuration for these atoms.
81. Write the expected electron configurations for each of the
following atoms: Sc, Fe, P, Cs, Eu, Pt, Xe, Br.
82. Write the expected electron configurations for each of the
following atoms: Cl, Sb, Sr, W, Pb, Cf.
83. Write the expected ground-state electron configuration for the
following.
a. the element with one unpaired 5p electron that forms a cova-
lent with compound fluorine
b. the (as yet undiscovered) alkaline earth metal after radium
c. the noble gas with electrons occupying 4f orbitals
d. the first-row transition metal with the most unpaired electrons
Transcribed Image Text:79. The elements Si, Ga, As, Ge, Al, Cd, S, and Se are all used in the manufacture of various semiconductor devices. Write the ex- pected electron configuration for these atoms. 80. The elements Cu, 0, La, Y, Ba, TI, and Bi are all found in high- temperature ceramic superconductors. Write the expected elec- tron configuration for these atoms. 81. Write the expected electron configurations for each of the following atoms: Sc, Fe, P, Cs, Eu, Pt, Xe, Br. 82. Write the expected electron configurations for each of the following atoms: Cl, Sb, Sr, W, Pb, Cf. 83. Write the expected ground-state electron configuration for the following. a. the element with one unpaired 5p electron that forms a cova- lent with compound fluorine b. the (as yet undiscovered) alkaline earth metal after radium c. the noble gas with electrons occupying 4f orbitals d. the first-row transition metal with the most unpaired electrons
The first ionization energies of As and Se are 0.947 and 0.941
MJ/mol, respectively. Rationalize these values in terms of elec-
tron configurations.
Rank the elements Be, B. C. N. and O in order of increasing first
jonization energy. Explain your reaSoning.
lectron Affinity
Transcribed Image Text:The first ionization energies of As and Se are 0.947 and 0.941 MJ/mol, respectively. Rationalize these values in terms of elec- tron configurations. Rank the elements Be, B. C. N. and O in order of increasing first jonization energy. Explain your reaSoning. lectron Affinity
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