> Question 5 Which of the following complex ions absorbs light of the longest wavelength? A) [Cr(CN)6]³- B) [CrCl6]³- C) [Cr(en)3]³+ D) [Cr(NH3)6]3+ E) [Cr(NO₂)6]3- O a O b O C Od Oe Question 6 All of the following statements concerning ligand field theory are true EXCEPT A) in low-spin complexes, electrons are concentrated in the lower energy orbitals. B) in an isolated atom or ion, the five d orbitals have identical energy. C) low-spin complexes contain the maximum number of unpaired electrons. D) the crystal field splitting is larger in low-spin complexes than high-spin complexes. E) the energy difference between d orbitals often corresponds to an energy of visible light.

> Question 5 Which of the following complex ions absorbs light of the longest wavelength? A) [Cr(CN)6]³- B) [CrCl6]³- C) [Cr(en)3]³+ D) [Cr(NH3)6]3+ E) [Cr(NO₂)6]3- O a O b O C Od Oe Question 6 All of the following statements concerning ligand field theory are true EXCEPT A) in low-spin complexes, electrons are concentrated in the lower energy orbitals. B) in an isolated atom or ion, the five d orbitals have identical energy. C) low-spin complexes contain the maximum number of unpaired electrons. D) the crystal field splitting is larger in low-spin complexes than high-spin complexes. E) the energy difference between d orbitals often corresponds to an energy of visible light.

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter8: Bonding In Transition Metal Compounds And Coordination Complexes

Section: Chapter Questions

Problem 31P

See similar textbooks

Similar questions

Is it possible for a complex of a metal in the transition series to have six unpaired electrons? Explain.
Which of the following statement(s) is( are) true? a. The coordination number of a metal ion in an octahedral complex ion is 8. b. All tetrahedral complex ions are low-spin. c. The formula for triaquatrianuninechromiwn(III) sulfate is [Cr(H2O)3(NH3)](SO4)3. d. The electron configuration of Hf2+ is [Xe]4f126s2. e. Hemoglobin contains Fe3+.
Experiments show that K4[Cr(CN)6] is paramagnetic and has two unpaired electrons. The related complex K4[Cr(SCN)6] is paramagnetic and has four unpaired electrons. Account for the magnetism of each compound using the ligand field model. Predict where the SCN ion occurs in the spectro-chemical series relative to CN.
Two different compounds are known with the formula Pd(py)2Cl2, but there is only one compound with the formula Zn(py)2Cl2. The symbol py is for pyridine, a mono-dentate ligand. Explain the differences in the Pd and Zncompounds.
Four different octahedral chromium coordination compounds exist that all have the same oxidation state for chromium and have H2O and Cl as the ligands and counterions. When 1 mole of each of the four compounds is dissolved in water, how many moles of silver chloride will precipitate upon addition of excess AgNO3?