Назовите вещества а) ch3-ch2-ch(ch3)-ch3 б) ch3-c( ch3 )=ch-ch(ch3)-ch3 в) ch2(ch3)-c=c-ch(c2h5)-ch3 г) c2h5 | / \ | | \ / / h3c д) ch3-ch( ch3 )-ch( ch3 )-ch2-ch2-oh е) ch3-ch2-c(о) -ch2-ch3 ж) ch3-ch(ch3)-ch2-ch(ch3)-cooh