1) CH3-CH2-CH2-CH2Br- (спирт, KOH) ->X1- (HBr) ->X2- (t, Na) ->X3- (Br3, h, свет) ->X4 2) CH3-CH=CH2+H2O -> 3) CH2=CH-CH3+O2 — (t, Ag) ->

1) CH3-CH2-CH2-CH2Br+KOH=CH3-CH2-CH=CH2+KBr+H2OCH3-CH2-CH=CH2+HBr=CH3-CH2-CHBr-CH32CH3-CH2-CHBr-CH3+2Na=CH3-CH2-CH-CH-CH2-CH3+2NaBr | | CH3 CH3CH3-CH2-CH-CH-CH2-CH3+Br2=CH3-CH2-CBr-CH-CH2-CH3+HBr | | | CH3 CH3 CH32) CH3-CH=CH2+HOH=CH3-CHOH-CH33) 2CH2=CH-CH3+O2=2CH2-CH-CH3 \ / O4) CH3-CH=CH-CH3+HCl=CH3-CHCl-CH2-CH35) CH3-CH2-C (CH3) 2-CH3 (t)=CH2=CH-C (CH3) 2-CH36) CH3-CH2-CH=CH2+HOH=CH3-CH2-CHOH-CH37) CH3-CH2-C (CH3)=CH2-CH3+HOH=CH3-CH2-C (CH3) OH-CH38) CH3-CH=CH-CH3+Cl2=CH3-CHCl-CHCl-CH39) 2C5H10+15O2=10CO2+10H2O