Draw the orbital representation of bonding, Lewis structure and electron dot diagram for each of the following:

a$)H_2{O}_2$

b$)C_2{H}_4$

c$)C_2{H}_2$

d$)N{H}_4^{+}$

e$)H_3{O}^{+}$

f$)$ cyanide ion $(C{N}^{-}$

$g$ sulfate ion $(SO42-)$