Đáp án B
Ankan X thỏa mãn là CH3CH2CH3, CH3CH2CH2CH3, (CH3)3CH
CH3CH2CH3 + Cl2
→
-
H
C
l
a
l
s
CH3CH2CH2Cl + CH3CH(Cl)CH3
CH3CH2CH2CH3 + Cl2
→
-
H
C
l
a
l
s
CH3CH2CH2CH2Cl + CH3CH2CH(Cl)CH3
(CH3)3CH + Cl2
→
-
H
C
l
a
l
s
(CH3)2(CH2Cl)CH + (CH3)3C(Cl)