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प्रश्न
Define redox reaction.
उत्तर
Redox reactions are those in which reduction and oxidation both takes place simultaneously i.e. one substance is reduced while the other gets oxidised.
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संबंधित प्रश्न
What is an oxidation reaction? Identify in the following reaction (i) the substance oxidised, and (ii) the substance reduced:
ZnO + C → Zn + CO
When SO2 gas is passed through saturated solution of H2S, the following reaction occurs:
SO2 + 2H2S → 2H2O + 3S
In this reaction, which substance is oxidised and which one is reduced?
Give one example of an oxidation-reduction reaction which is also a displacement reaction.
Explain oxidation in terms of gain or loss of oxygen with one example.
Define reduction in terms of gain or loss of hydrogen with one example.
MULTIPLE CHOICE QUESTIONS
The process of adding oxygen to a substance is called
- oxidation.
- reduction.
- displacement.
- hydrogenation.
Name:
a liquid that is an oxidizing agent as well as a reducing agent.
Give two test for an oxidising agent.
The tendency of atoms to have eight electrons in the outer shell is known as ______.
Define oxidation number.
