Question

plz solve it as fast as you can with proper explaination ​

Answer 1

In question no .1 PbS is the oxidising ajent and PbS reduced and PbSo4 is oxidised

question no . 2 Mno2 is oxidised ajent and H2o is reducing ajent

question 3. MgCo3 is oxidising ajentand Co2and H2o is reducing ajent

question no. 4 Zno is reducing ajent and Co is oxidising ajent

H2s is oxidising ajent and HCl is reducing ajent