Write the product of the chemical reactions and classify each reaction as synthesis, decomposition, single displacement, double displacement, or combustion. $($K$/$U $3$ marks$)$

Also, balance each chemical equation.

a$)I_{2(S)}+HCl$

b$)H_{2(g)}+Cu{O}_{(s)}$

c$)C_4{H}_{8(g)}+O_{2(g)}C{O}_{2(g)}+H_2{O}_{(g)}$

d$)N{H}_{3(g)}+HC{l}_{(g)}$

e$)A{l}_{(s)}+H{O}_{2(g)}$

f$)CuS{O}_{4(aq)}+NAN{O}_{3(aq)}$