A.碘化铋钾 B.碘化汞钾 C.苦味酸 D.硅钨酸 E.雷氏铵盐
A.sp3>sp2>sp B.sp>sp2>sp3 C.sp2>sp>sp3 D.sp2>sp3>sp E.Sp3>sp>sp2
A.极弱碱B.弱碱C.中强碱D.强碱E.两性碱