Question

Give reasons :
1) Copper vessels lose shine when e posed to air.
2) Potato chips manufacture fill packet of chips with nitrogen gas.
3) Brown coloured copper powder on heating in air turned into brown coloured substance.
4) Iron nail dipped in copper sulphate solution develop reddish brown coating.​

Answer 1

Answer:

The reason for the lose

potato chips are junk food to avoid

brown color copper powder are heating effort

iron nail dipped in colour