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प्रश्न
When a magnesium ribbon is heated, it burns in air to form magnesium oxide. Write a balanced chemical equation for this reaction. Name
- substance oxidised, and
- substance reduced.
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उत्तर
When magnesium ribbon burns in air, it reacts with oxygen to form magnesium oxide.
\[\ce{2Mg_{(s)} + O2_{(g)} -> 2MgO_{(s)}}\]
- Magnesium (Mg)
- Oxygen (O2)
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संबंधित प्रश्न
Which of the statements about the reaction below are incorrect?
\[\ce{2PbO(s) + C(s) → 2Pb(s) + CO2(g)}\]
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\[\ce{PbS_{(s)} + 4H2O2_{(aq)} -> PbSO4_{(s)} + 4H2O_{(l)}}\]
- Which substance is reduced?
- Which substance is oxidised?
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