Which of the Following Species Is Diamagnetic

question 50

Multiple Choice

Which of the following species is diamagnetic?

• A) an isolated, gas-phase Mn²⁺ ion
• B) a high-spin octahedral Fe²⁺ complex
• C) an isolated, gas-phase Cu²⁺ ion
• D) a low-spin octahedral Co³⁺ complex

---

Definitions:

Machine Hours

A measure of the amount of time a machine is operated, used in calculating manufacturing costs and efficiency.

Fixed Overhead Volume Variance

The difference between the budgeted fixed overhead and the actual fixed overhead incurred, due to changes in production volume.

Standard Cost

A predetermined cost of manufacturing an item, including direct materials, labor, and overheads, used for budgeting and performance evaluation.

Overhead Cost Performance Report

A document that compares the actual overhead costs incurred to the budgeted or standard overhead costs, for the purpose of monitoring and controlling these costs.