Advertisements
Advertisements
Question
State, giving reason, whether the substances printed in bold letters have been oxidized or reduced.
PbO + CO → Pb + CO2
Solution
PbO in the given reaction is reduced to Pb by losing oxygen.
APPEARS IN
RELATED QUESTIONS
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?
Explain oxidation in terms of gain or loss of oxygen with one example.
Fill in the blank
Oxidation is the removal of ......................and addition of ....................
Name:
a substance that will reduce aqueous Iron(III)ions to iron(II)ions.
Give two tests for a reducing agent.
Identify the oxidising agent (oxidant) in the following reactions
`2"Mg" + "O"_2 -> 2"MgO"`
Which among the following are physical or chemical change?
Burning of Liquefied Petroleum Gas (LPG)
Which among the following are physical or chemical change?
Sublimation of solid ammonium chloride
The sum of the oxidation number of all atoms in a compound is ______.
In the redox reaction:
MnO2 + 4HCl → MnCl2 + 2H2O + Cl2
