QQuestionChemistry
QuestionChemistry
What is the difference between the compounds Fe^2O^3 and FeO? Why are they not both called simply iron oxide?
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Answer
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Step 1:I'll solve this chemistry problem step by step, following the specified formatting guidelines:
Step 2:: Understand the Chemical Composition
- $$\text{FeO}$$ (Iron(II) oxide or ferrous oxide)
The two compounds have different ratios of iron (Fe) to oxygen (O):
Step 3:: Oxidation States
\text{Calculation: } (+2) + (-2) = 0
\text{Calculation: } 2 \times (+ 3) + 3 \times (- 2) = 0
Step 4:: Naming Conventions
- $$\text{FeO}$$ is called iron(II) oxide
The different oxidation states require different names to distinguish the compounds:
Step 5:: Chemical Properties
- $$\text{Fe}_{2}\text{O}_{3}$$ is a reddish-brown solid, more stable
- \text{FeO} is a black solid, less stable and more reactive
Final Answer
The compounds \text{Fe}_{2}\text{O}_{3} and \text{FeO} are different because they have different iron oxidation states (+ 3 vs + 2), which results in distinct chemical properties, stability, and naming conventions. They cannot be called simply "iron oxide" because the specific oxidation state is crucial in identifying the precise chemical compound.
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