Ch3 c ch3 ch3 ch3 номенклатура. Ch2 = ch-c(ch3)= ch2 связи. соединения ch3-c-ch3-ch3. ch2=ch-c=c-ch2-ch3. ch3-ch=ch2 соединение.

Ch3 c ch3 ch3 ch3 номенклатура. Ch2 = ch-c(ch3)= ch2 связи. соединения ch3-c-ch3-ch3. ch2=ch-c=c-ch2-ch3. ch3-ch=ch2 соединение.
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