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प्रश्न
Describe briefly the ionic concept of oxidation and reduction. Give an equation to illustrate.
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उत्तर
In the electronic concept, oxidation is a process in which an atom or ion loses an electron(s).
Zn → Zn2+ + 2e-
Oxidation is also defined as a chemical process which involves
Addition of oxygen
Addition of electronegative ion
Removal of hydrogen
Removal of electropositive ion (element)
In the electronic concept, reduction is a process in which an atom or ion gains electrons.
Cu2+ + 2e-→ Cu
The reduction is also defined as a chemical process which involves
Removal of oxygen
Addition of electropositive ion
Addition of hydrogen
Removal of electronegative ion
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संबंधित प्रश्न
Which of the statements about the reaction below are incorrect?
\[\ce{2PbO(s) + C(s) → 2Pb(s) + CO2(g)}\]
- Lead is getting reduced.
- Carbon dioxide is getting oxidised.
- Carbon is getting oxidised.
- Lead oxide is getting reduced.
Why is photosynthesis considered an endothermic reaction?
The addition of oxygen to a substance is called ______ whereas removal of oxygen is called ______.
The process of respiration is ______.
Give the general group study of hydrogen with reference to
burning
State whether the following conversion is oxidation or reduction:
Cu2+ + 2 e-→ Cu
Name:
a solid that is an oxidizing agent.
Select the correct answer from the symbol in the bracket.
The element, which like hydrogen is a strong reducing agent.
Oxidizing agents are otherwise called ______.
______ is a metal that has a high resistance to corrosion.
