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| Q. |
Rust is - |
| A. | A mixture of Fe₂O₃ and Fe(OH) ₂ |
| B. | A mixture of FeO and Fe(OH)₂ |
| C. | FeO only |
| D. | A mixture of Fe₂O₃, 3H₂O and FeO |
| Answer» D. A mixture of Fe₂O₃, 3H₂O and FeO | |
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Explanation: Several forms of rust are distinguishable both visually and by spectroscopy, and form under different circumstances. Rust consists of hydrated iron (III) oxides Fe2O |
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