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प्रश्न
Fill in the blank
Oxidation is the removal of ......................and addition of ....................
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उत्तर
Oxidation is the removal of hydrogen and addition of oxygen.
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संबंधित प्रश्न
State whether the following conversion is oxidation or reduction:
K → K+ + e-
Divide the following reactions into oxidation and reduction half-reaction:
Zn + Cu2+ → Cu + Zn 2+
A metal oxide that is reduced by hydrogen is
Name:
a solid that is an oxidizing agent.
State the condition and give balanced equation for the conversion of coke to water gas.
Explain the term reduction in term of addition and removal of oxygen/hydrogen with a suitable example.
State what is reducing agent. Give an example of oxidising agent in the gaseous, liquid, and solid form.
Identify the reducing agent in the following reactions
`2"H"_2 + "O"_2 -> 2"H"_2"O"`
A silver article generally turns black when kept in the open for a few days. The article when rubbed with toothpaste again starts shining.
- Why do silver articles turn black when kept in the open for a few days? Name the phenomenon involved.
- Name the black substance formed and give its chemical formula.
Mention some oxidation reactions that occur in daily life.
