Question

plzzzz give answer of this questions

Answer 1

Answer:

a)Pb(NO3)2 + 2KI -----> PbI2 + 2KNO3.

b)double displacement

c)hydrogen is getting oxidised while copper is getting reduced

d)light is used to split water molecules as represented by the following equation:

2H2O → 4H+ + 4e- + O2

hope it helps

Answer 2

Answer:(a)Pb(NO3)2+2KI=Pb(I)2+2kNO3

(ii) Double displacement

(b) reduced=CuO

Oxidized=H2

(c)AgCO3=AgO+CO2