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1. U kojoj grupi sva navedena jedinjenja mogu da grade vodonične veze?
1) etanol, 1-buten, dimetil-amin 2) fenol, trimetil-amin, etanska kiselina
3) benzoeva kiselina, cikloheksan, ciklopentanon 4) heksan, ciklobutan, 2-penten
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Vodonicna veza
Odgovor je pod 2, jer se vodonicne veze grade izmedju N-H i O-H atoma a te veze grade fenol, trimetilamin i etanska kiselina