Question

Q1- In the equation PbS(s) + 4H2O2 (aq) PbSO4(s) + 4H20 (e)
Which substance is oxydised

Q2- In the reactions of f
ollowing equation name the oxidising and reducing agents

a) MnO2 +4HCl —> MnCl2 +2H2O +Cl2
b)H2S + Cl2 —> S + 2HCl

Q3- When copper plate and FeSO4 are kept together, what reaction will take place? Explain why?​

Answer 1

Answer:

1.PbS

2.

a) O.A-MnO2

R.A-HCl

b)O.A-Cl2

R.A-H2S

3.

Cu+FeSO4-------->no reaxn

bcoz

Fe more reactive than Cu