A.(CH3)2C=CHCH3 B.CH3CH=CHCH2CH2CH3 C.CH3CH=CH2 D.(CH3)2C=C(CH3)2
A.環(huán)戊烷 B.環(huán)丁烷 C.環(huán)己烷 D.環(huán)丙烷
A.SP3和SP B.SP C.SP2 D.SP3