化学选择题,请给上过程!
烯烃:CH3C2H5
ll
CH3-CH-CH-CH-C-CH3
lll
CH3CH3CH3是烯烃R和氢气发生加成反应后的产物,则R可能的结构简式有()
A.4种B.5种C.六种D.7种
上面结构式错误,正确的是CH3C2H5
CH3CH3CH3