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प्रश्न
Write the balanced chemical equations for the following reactions and identify the type of reaction in each case.
- Iron (III) oxide reacts with aluminum and gives molten iron and aluminum oxide.
- Magnesium ribbon is burnt in an atmosphere of nitrogen gas to form solid magnesium nitride.
- Chlorine gas is passed in an aqueous potassium iodide solution to form potassium chloride solution and solid iodine.
- Ethanol is burnt in air to form carbon dioxide, water and releases heat.
उत्तर
| (a) | `"Fe"_2"O"_3("s") + 2"Al"("s") ->"Al"_2` | Displacement reaction / Redox reaction |
| (b) | `3"Mg"("s") + "N"_2("g") -> "Mg"_3"N"_2 ("s")` | Combination reaction |
| (c) | `2"KI"("aq") + "Cl"_2("g") + "Cl"_2("g") -> 2"KCl"("aq") + "I"_2("s");` | Displacement reaction |
| (d) | `"C"_2"H"_5"OH"("l") + 3"O"_2("g") -> 2"CO"_2("g") + 3"H"_2"O"("l") + "Heat"; ` | Redox reaction/ Combustion reaction |
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