Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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How is F3O4 the oxide ion of Fe 3+?

Transcribed Image Text:### Comparison of Fe²⁺ and Fe³⁺ Ions
This table provides a comparison of the Fe²⁺ and Fe³⁺ ions, highlighting the differences in their number of protons, number of electrons, oxide ions, and reactions with aluminium ions.
| | **Fe²⁺** | **Fe³⁺** |
|--------------------------------|-----------------|-----------------|
| **Number of Protons** | 26 | 26 |
| **Number of Electrons** | 24 | 23 |
| **Oxide Ion** | FeO | Fe₃O₄ |
| **Aluminium Ion** | | |
#### Explanation:
1. **Number of Protons:**
Both Fe²⁺ and Fe³⁺ ions have 26 protons in their nuclei. This is characteristic of iron (Fe) atoms regardless of their ionic state.
2. **Number of Electrons:**
- **Fe²⁺ Ion:** Contains 24 electrons.
- **Fe³⁺ Ion:** Contains 23 electrons.
The difference in the number of electrons is due to the loss of electrons during ionization. Fe²⁺ has lost two electrons, whereas Fe³⁺ has lost three.
3. **Oxide Ion:**
- **Fe²⁺ Ion:** Forms FeO when combined with oxygen.
- **Fe³⁺ Ion:** Forms Fe₃O₄ when combined with oxygen.
These formations indicate the common oxidation states of iron in various compounds.
4. **Aluminium Ion:**
Information regarding the reaction or interaction with aluminium ions is not provided in this table. Further details might be necessary for a complete understanding.
This comparison is crucial in understanding the different chemical and physical properties of iron in its Fe²⁺ and Fe³⁺ ionic forms.
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