CHẤT A) CNH2N – 22 B) CNH2N – 20 C) CNH2N – 18 D) CNH2N – 16

178. - CAU HOI HUU CO ON THI DAIHOC CO DA
CAU HOI HUU CO ON THI DAIHOC CO DA

178. Chất

a) C

n

H

2n – 22

b) C

n

H

2n – 20

c) C

n

H

2n – 18

d) C

n

H

2n – 16