1) СН3-СН3 + СL2 = CH3-CH2CL + HCL 2CH3-CH2CL + 2NA = CH3-CH2-CH2-CH3 + 2NACL 2)CH3-CH2-CH2-CH3 =(t,KAt)= CH2=C=CH-CH3 + 2H2 3)CH2=C=CH-CH3 + H2 = CH3-CH=CH-CH3 4)CH3-CH=CH-CH3 + H2 = CH3-CH2-CH2-CH3