Complete the following reactions :
`C + H_2 rarr`

Complete the following reactions : C_2H_4+O_2 rarr

Complete the following reactions : C_2H_4 + HBr rarr

Complete the following reactions : Al_4C_3 + H_2O rarr ........... + ................

Complete the following reaction , P+H_2SO_4 rarr

Complete the following reactions : C_(2)H_6 + O_2 rarr .......... + ...........

Complete the following reactions : C_2H_4 + H_2O overset(H_2SO_4) rarr

Complete the following reaction , HBr + H_2SO_4 rarr

Complete the following reaction , FeO + H_2SO_4 rarr

Complete the following reactions :CO(g)+H2(g)

Comlete the following reactions : i. C_2 H_5 NH_2 + CHCl_3 + Alc. KOH rarr ii. C_6 H_5 N_2 Cl + H_3 H _3 PO_2 + H_2 O rarr