1.下列化合物各有多少种立体异构体?-|||-Cl Cl-|||-11-|||-(1) (H)_(3)-CH-CH-C(H)_(3)-|||-Cl OH-|||-(2) (H)_(3)-CH-CH-C(H)_(3)-|||-CH3 OH-|||-(3) (H)_(3)-CH-CH-C(H)_(3)-|||-Cl Cl Cl-|||-(4) (H)_(3)-CH-CH-CH-(C)_(2)(H)_(5)-|||-CH3 Cl-|||-(5) (H)_(3)-CH-CH-Cl-|||-(6)CH3 CH(OH)CH(OH)COOH-|||-(7) beta - 溴丙醛-|||-(8) .4- 庚二烯-|||-(9) 1,3- 二甲基环戊烷

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