Va rog am nevoie de ajutor la chimie dau coroana!!
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I.
1-coborat
2-catena
3-lichida
4-insolubila
5-compusi omologi
II.
1-d
C=C-C-C-C
C-C=C-C-C
C=C(C)-C-C
C=C-C(C)-C
C-C(C)=C-C
2-c
3-c
4-b