Question

Cati stereoizomeri au 3, 4 dimetil 3-hexena si 2,3 dimetil 2-hexena?

Answer 1

ch3- ch2-c(ch3) = c(ch3)-ch2- ch3 are 2 stereoizomeri : cis si trans

h3c-c(ch3)=c(ch3)-ch2-ch2-ch3 nu prezinta izomerie geometrica deoarece are 2 grupari ch3 la carbonul legat prin dubla leh