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प्रश्न
What is an oxidising agent?
उत्तर
An oxidising agent is a compound that supplies oxygen in a reaction and gets reduced.
Examples of oxidising agents are potassium permanganate, potassium dichromate, oxygen and ozone.
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संबंधित प्रश्न
In the following reaction between lead sulphide and hydrogen peroxide:
PbS (s) + 4H2O2(aq) → PbSO4(s) + 4H2O(1)
(a) which substance is reduced?
(b) Which substance is oxidised?
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?
Identify from the following reaction the reactants that undergo oxidation and reduction.
2Ag2O → 4 Ag + O2 ↑
Why zinc and aluminium are considered to have a unique nature. Give balanced equations to support your answer.
When the positive charge on an ion increases or the negative charge on them decreases it is called as _______.
Select the oxidising agent for the following reaction:
\[\ce{H2S + I2 -> 2HI + S}\]
Which among the following are physical or chemical change?
Sublimation of solid ammonium chloride
The tarnishing of metals is due to the formation of ______.
Identify the following reactions as oxidation/reduction/redox reaction
2Mg +O2 → 2MgO
