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प्रश्न
Give reason for the following:
A suspension of rust is basic in nature.
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उत्तर
Rust is formed by oxidation of iron in air in presence of moisture. The main constitutent of rust is Iron(III) oxide [Fe2O3.xH2O] which is a metallic oxide. Hence, all metallic oxides are basic in nature. Therefore, a suspension of rust is basic in nature.
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संबंधित प्रश्न
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(a) Cu and Cr
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| SUBSTANCE | MELTING POINT (K) | ELECTRICAL CONDUCTIVITY | |
| SOLID | LIQUID/ AQUEOUS | ||
| A | 295 | Good | Good |
| B | 1210 | Poor | Good |
| C | 1890 | Poor | Good |
| D | 1160 | Poor | Poor |
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