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प्रश्न
Explain the term reduction in term of addition and removal of oxygen/hydrogen with a suitable example.
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उत्तर
Reduction: Addition of hydrogen or removal of oxygen is called reduction.
\[\ce{CuO + H2->Cu + H2O}\]
Copper oxide is reduced to `"Cu"`
\[\ce{H2S + \underset{\text{Reduced}}{Cl2->2HCl} + S}\]
Chlorine is reduced, as addition of hydrogen.
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संबंधित प्रश्न
In the following reaction between lead sulphide and hydrogen peroxide:
PbS (s) + 4H2O2(aq) → PbSO4(s) + 4H2O(1)
(a) which substance is reduced?
(b) Which substance is oxidised?
Identify the component oxidised in the following reaction:
H2S + Cl2 → S + 2HCl
Explain reduction in terms of gain or loss of oxygen with one example.
Define reduction in terms of gain or loss of hydrogen with one example.
State whether the following conversion is oxidation or reduction:
PbO2 + SO2→ PbSO4
Reacting with water, an active metal produces
Explain the term redox reaction with an example involving the reaction of hydrogen sulphide with chlorine.
Oxidising agents are also called as ______ because they remove electrons form other substances.
Identify the following reactions as oxidation or reduction
- Na → Na+ + e
- Fe3+ + 2 e- → Fe+
Oxidizing agents are otherwise called ______.
