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प्रश्न
State whether the following conversion is oxidation or reduction:
Cu2+ + 2 e-→ Cu
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उत्तर
Reduction
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संबंधित प्रश्न
Identify the component oxidised in the following reaction:
\[\ce{H2S + Cl2 -> S + 2HCl}\]
When SO2 gas is passed through saturated solution of H2S, the following reaction occurs:
\[\ce{SO2 + 2H2S -> 2H2O + 3S}\]
In this reaction, which substance is oxidised and which one is reduced?
Explain the following in terms of gain or loss of oxygen with one example:
Reduction
Define an oxidation reaction.
Explain the following in term of gain or loss of oxygen with two examples.
Oxidation
Is it essential that oxidation and reduction must occur side by side in a chemical reaction? Explain
State whether the following conversion is oxidation or reduction:
PbO2 + SO2→ PbSO4
State what is reducing agent. Give an example of oxidising agent in the gaseous, liquid, and solid form.
Identify the oxidising agent (oxidant) in the following reactions
`"Pb"_3"O"_4 + 8"HCl" -> 3"PbCl"_2 + "Cl"_2 + 4"H"_2"O"`
What are redox reactions? Give examples.
