C4H9CLCOỰ BAO NHIEÕU ỦOÀNG PHAÕN

7. - BAI TAP TRAC NGHIEM HYDROCACBON NO
BAI TAP TRAC NGHIEM HYDROCACBON NO

7.

C

4

H

9

Cl

coự bao nhieõu ủoàng phaõn?

A) 2

B) 4

C) 5

D) 6