Photos CH C

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Ch c. Ch2 = Ch - c(ch3) = Ch - Ch(ch3) – ch3. Ch c Ch Ch ch2 ch3. Ch3-Ch-ch3-Ch=c-ch3-Ch=ch2 алкадиен. Алкадиены h2c ch3 ch2.
Ch2 = Ch - c(ch3) = Ch - Ch(ch3) – ch3. Ch c Ch Ch ch2 ch3. Ch3-Ch-ch3-Ch=c-ch3-Ch=ch2 алкадиен. Алкадиены h2c ch3 ch2.

See also