CH<sub>3</sub>—CH=CH<sub>2</sub>分子中的π键是由两个平行的轨道组成的,这两个原子轨道是()。
A、s轨道
B、sp3轨道
C、sp2轨道
D、sp轨道
E、p轨道
A、s轨道
B、sp3轨道
C、sp2轨道
D、sp轨道
E、p轨道
A、CH<sub>3sub>CH(CH<sub>3sub>)CH(Cl)CH<sub>3sub> B、(CH<sub>3sub>)<sub>3sub>CH(Cl)CH<sub>2sub>CH<sub>3sub> C、CH<sub>3sub>CH(Cl)CH<sub>2sub>CH<sub>3sub> D、CH<sub>3sub>CH<sub>2sub>CH(CH<sub>3sub>)CH<sub>2sub>Cl
A、(CH<sub>3sub>)<sub>3sub>CCH<sub>2sub>Br B、CH<sub>3sub>CH(CH<sub>3sub>)CH(CH<sub>3sub>)CH<sub>2sub>Cl C、CH<sub>3sub>CH<sub>2sub>CH(Br)CH<sub>3sub> D、CH<sub>3sub>CH<sub>2sub>CH(CH<sub>3sub>)CH<sub>2sub>(Cl)
A、A.(CH<sub>3sub>)<sub>2sub>CHCOOCH<sub>2sub>CH<sub>3sub>
B.CH<sub>3sub>CH<sub>2sub>COOCH<sub>2sub>CH<sub>2sub>CH<sub>3sub>
C.CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>COOCH<sub>3sub>
D.CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>CH<sub>2sub>COOCH<sub>3
A、CH<sub>3sub>COCH<sub>2sub>CH<sub>3sub>,CH<sub>3sub>CHO,CF<sub>3sub>CHO,CH<sub>3sub>COCH=CH<sub>2sub> B、 CH<sub>3sub>CHO,CF<sub>3sub>CHO,CH<sub>3sub>COCH<sub>2sub>CH<sub>3sub>,CH<sub>3sub>COCH=CH<sub>2sub> C、 CF<sub>3sub>CHO,CH<sub>3sub>CHO,CH<sub>3sub>COCH=CH<sub>2sub>,CH<sub>3sub>COCH<sub>2sub>CH<sub>3sub> D、 CF<sub>3sub>CHO,CH<sub>3sub>COCH=CH<sub>2sub>,CH<sub>3sub>CHO,CH<sub>3sub>COCH<sub>2sub>CH<sub>3sub>
A、A.(CH<sub>3sub>)<sub>2sub>CHCOOC<sub>2sub>H<sub>5sub>
B.CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>COOCH<sub>3sub>
C.CH<sub>3sub>CH<sub>2sub>COOCH<sub>2sub>CH<sub>2sub>CH<sub>3sub>
D.CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>COOCH<sub>2sub>CH<sub>2sub>CH<sub>3
A、CH<sub>3sub>CH=C=CHCH<sub>3sub> B、CH<sub>3sub>CH=CH(CH<sub>2sub>)<sub>3sub>CH=CH<sub>2sub> C、CH<sub>2sub>=CH-CH=C(CH<sub>3sub>)–C<sub>2sub>H<sub>5sub> D、CH<sub>2sub>=CHCH<sub>2sub>CH(C<sub>2sub>H<sub>5sub>)CH<sub>2sub>CH=CH<sub>2sub>
A、A.(CH<sub>3sub>)<sub>2sub>CHCOOC<sub>2sub>H<sub>5sub>
B.CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>COOCH<sub>3sub>
C.CH<sub>3sub>CH<sub>2sub>COOCH<sub>2sub>CH<sub>2sub>CH<sub>3sub>
D.CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>COOCH<sub>2sub>CH<sub>2sub>CH<sub>3sub>
A、CH<sub>3sub>CH<sub2>CH(CH<sub>3sub>)Br B、(CH<sub>3sub>)<sub>3sub>CBr C、CH<sub>3sub>CH(CH<sub>3sub>)CH<sub>2sub>Br D、CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>CH<sub>2sub>Brsub2>
A、CH<sub>3sub>CH<sub>2sub>CH<sub>2sub>CH<sub>3sub> B、CH<sub>3sub>CH(CH<sub>3sub>)<sub>2sub> C、CH<sub>3sub>C(CH<sub>3sub>)<sub>3sub> D、(CH<sub>3sub>)<sub>2sub>CHCH<sub>2sub>CH<sub>3sub>
A、CH<sub>3sub>CH<sub>2sub>CH<sub>3sub> B、CH<sub>3sub>(CH<sub>2sub>)<sub>2sub>CH<sub>3sub> C、CH<sub>3sub>CH<sub>3sub> D、CH<sub>2sub>=CHCH<sub>3sub>