Download Inorganic Chemistry B

Dr. Said El-Kurdi
4/24/2015
Inorganic Chemistry B
Dr. Said El-Kurdi
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Give chemical names for the following:
[Fe(CN)2(CH3NC)4]
dicyanotetrakis(methylisocyano)iron(II) or
dicyanotetrakis(methylisocyano)iron(0)
Rb[AgF4]
rubidium tetrafluoroargentate(III) or
rubidium tetrafluoroargentate(1–)
[Ir(CO)Cl(PPh3)2] (two isomers)
cis- and trans-carbonylchlorobis(triphenylphosphine)iridium(I)
or
cis- and trans-carbonylchlorobis(triphenylphospine)iridium(0)
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
[Ag(NH3)2][BF4]
diamminesilver(I) tetrafluoroborate(III) or
diamminesilver(1+) tetrafluoroborate
[Co(N3)(NH3)5]SO4
pentaammineazidocobalt(III) sulfate or
pentaammineazidocobalt(2+) sulfate
[V(C2O3)3]3
tris(oxalato)vanadate(III) or
tris(oxalato)vanadate(3–)
Dr. Said El-Kurdi
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Give structures for the following:
Bis(en)Co(III)--amido--hydroxobis(en)Co(III) ion
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
DiaquadiiododinitritoPd(IV), all isomers
Dr. Said El-Kurdi
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Triammineaquadichlorocobalt(III) chloride, all isomers
-oxo-bis[pentaamminechromium(III)] ion
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
cis -Diamminebromochloroplatinum(II)
Dr. Said El-Kurdi
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Predict the number of unpaired electrons for
Tetrahedral d6
[Co(H2O)6]2+
high spin octahedral d7, 3 unpaired electrons
Cr(H2O)6]3+
octahedral d3, 3 unpaired electrons
a square-planar d7 ion
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
a coordination compound with a magnetic moment of
5.1 Bohr magnetons
Identify the most likely transition metal M
K3[M(CN)6], in which M is a first-row transition metal and the complex
has three unpaired electrons
Dr. Said El-Kurdi
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Predict the magnetic moments (spin-only) of the following
species:
[Cr(H2O)6]2+
n=4
[Cu(en)2(H2O)2]2+
n=1
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
Determine the number of unpaired electrons, magnetic
moment, and ligand field stabilization energy for each of the
following complexes:
[Co(CO)4]
MnO4
[Fe(H2O)6]3+
0
0
0
0
0
5
0
5.9
0
Dr. Said El-Kurdi
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The outer electron configuration of the element cerium is
d 1f 1
Identify the lowest-energy term (including J value).
3H
4
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
Determine the wavelength and frequency of 24,900 cm-1
light.
Dr. Said El-Kurdi
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Of the first-row transition metal complexes of formula
[M(NH3)6]3+, which metals are predicted by the Jahn-Teller
theorem to have distorted complexes?
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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Dr. Said El-Kurdi
4/24/2015
The complex VCl3(CH3CN)3, which has absorption bands at 694
and 467 nm. Calculate o and B for this complex.
V(III) is a d2 ion
v2 = 21,413 cm–1
and v1 = 14,409 cm–1
v2/v1 = 1.49
From the Tanabe-Sugano diagram at o/B = 34.5
Dr. Said El-Kurdi
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From the Tanabe-Sugano diagram
at o/B = 34.5
v1: E/B = 29
E = 29 B =14,409 cm–1
B = 497 cm–1
v2: E/B = 44
E = 44 B = 21,413 cm–1
B = 487 cm–1
Average B = 492 cm–1, o = 34.5
B = 16,970 cm–1
Dr. Said El-Kurdi
Dr. Said El-Kurdi
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