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प्रश्न
When a magnesium ribbon burns in air with a dazzling flame and forms a white ash, is magnesium oxidised or reduced? Why?
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उत्तर
Magnesium gets oxidised because oxygen is added to the substance (Mg). The chemical reaction is given as follows:
2Mg + O2 → 2MgO
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संबंधित प्रश्न
Explain reduction in terms of gain or loss of oxygen with one example.
In order to prevent the spoilage of potato chips, they are packed in plastic bags in an atmosphere of:
(a) Cl2
(b) H2
(c) N2
(d) O2
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TRUE \ FALSE
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Explain the following in term Reduction of gain or loss of oxygen with two example.
Identify from the reaction the reactants that undergo oxidation and reduction.
2Mg + O2 → 2MgO
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Oxide formation
Give the general group study of hydrogen with reference to
burning
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reducing power
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- Write a balanced chemical equation for the reaction involved.
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What is a redox reaction?
What are redox reactions? Give examples.
