Question

please tell the answer​

Answer 1

Answer:

NaOH ka whole twice + oxygen

carbonic acid + hydrogen

So2

ZnO+ hydrogen

ZnO + Cu

MgSo4 +H2

MgSo4 + Cu

Po2

Answer 2

Answer:

A.i. NaOH + H2

Ii) H2CO3

III) SO2

4) Zno+h2

5) ZnO + Cu

6)Mgso4 + H2

7) Cu + Mgso4

8) p2o5