Magnetic Measurements on an Octahedral Complex of a Transition Metal

question 29

Multiple Choice

Magnetic measurements on an octahedral complex of a transition metal ion show that it contains four unpaired electrons. Which of the following d-electron configurations of the metal ion are consistent with this fact?
Select the most complete answer.

• A) d⁴
• B) d⁴ and d⁸
• C) d⁴ and d⁶
• D) d⁴, d⁶, and d⁸
• E) any d-electron configuration

Comprehend the concept of molecular orbitals and their significance in UV-visible spectroscopy.

Describe the difference between sigma (σ) and pi (π) electronic transitions in the context of UV-visible spectroscopy.

Identify the factors influencing the energy and wavelength of electronic transitions in UV-visible spectroscopy.

Analyze the effect of molecular structure on the UV-visible absorption characteristics.

---

Definitions:

Merger

Agreement in which two or more firms combine to form one company.

Acquisition

Agreement in which one company purchases another.

Leverage

Increasing the rate of return on funds invested by borrowing funds.

Return

The gain or loss on an investment over a specified period, expressed as a percentage of the investment’s cost.