Advertisements
Advertisements
प्रश्न
Explain the term oxidation in term of addition and removal of oxygen/hydrogen with a suitable example.
Advertisements
उत्तर
Addition of oxygen or removal of hydrogen is called oxidation.
\[\ce{Carbon + Oxygen->Carbon dioxide}\]
\[\ce{C + O2->CO2}\]
Here carbon is oxidised to \[\ce{CO2}\]
\[\ce{H2S + Cl2->2HCl + S}\]
Here `"H"_2"S"` is oxidised to sulphur as removal of `"H"_2` takes place.
APPEARS IN
संबंधित प्रश्न
Identify in the following reaction (a) the substance oxidised, and (b) the substance reduced:
\[\ce{ZnO + C -> Zn + CO}\]
Give one example of an oxidation-reduction reaction which is also a displacement reaction.
Identify from the reaction the reactants that undergo oxidation and reduction.
2Mg + O2 → 2MgO
State whether the following conversion is oxidation or reduction:
PbO2 + SO2→ PbSO4
Complete and balance the following equation:
CuO +__________→ Cu +___________
Explain the term redox reaction with an example involving the reaction of hydrogen sulphide with chlorine.
During the reaction of some metals with dilute hydrochloric acid, following observations are made.
The temperature of the reaction mixture rises when aluminium (Al) is added.
Explain this observation giving suitable reason.
What is a redox reaction?
The tarnishing of metals is an example of ______ reaction.
Choose the odd one out and write the reason:
