8.试写出下列反应的主要产物。-|||-CH3-|||-(1) (H)_(3)-C=!=!= C(H)_(2)+HBrarrow -|||-(2) bigcirc (1)=C(H)_(2)+(Cl)_(2)+(H)_(2)Oarrow -|||-bigcirc -|||-(3) (H)_(2)=CHC(Cl)_(3)+HCl →-|||-(4) (H)_(3)C(H)_(2)C(H)_(2)C=CH+(H)_(2)Odfrac ({H)_(2)S(O)_(4)}({H)_(2)S(O)_(4)}-|||-(5) (H)_(3)Cequiv CNa+C(H)_(3)C(H)_(2)Br- →-|||-(6) (H)_(2)=CH-CH=C(H)_(2)+(Br)_(2)(lmol)arrow -|||-(7) KKnnO4-|||-^+-|||-(8) .+HBrxrightarrow (边UND)-|||-1)B2H6-|||-(9)□ -C(H)_(3) 2)H2 O2, ^--|||-(103 bigcirc (-)-Cequiv C-C(H)_(3)xrightarrow (Na/UNDN{H)_(3)}-|||-bigcirc -|||-(11) CH3COOOH