Question

Please Help !!!!!

What Are The Reaction Types For Each Equation?

Fe + 3(CuSo4) --> 3(Cu) + Fe(So4)3
2KI + Pb(No3)2 --> PbI2 + 2K(No)3
Mg + HCI -->H2 + MgCl2
H2O -->H2 + O2
2(Mg + O2) --> 2(MgO)

Single Replacement, Double Replacement, Synthesis, Decomposition, Or Combustion

Answer 1

it would be double replacement

Answer 2

Thanks, But All Of Them Arn't Double Replacement Are They ? @mazefordays090