Qaysi birikmalar izomerlar hisoblanadi? h2c—CH3 1) CH3-CH=CH-CH3; 2) н

A) 1,3, 4

12. (98-5-27) Qaysi birikmalar izomerlar hisoblanadi? h2c—CH3 1) CH3-CH=CH-CH3; 2) н2е—W CH3 CHa I HC CH2 и/V / || | H,<^ CH2 3) HjC—CH*; 4) нс-CH2; 5) нас~ен, . A) 1,3, 4 B) 1, 2, 4 C)2,3, 5
D) 1,2,3
E) 2, 3,4