narysuj 5 izomerów heptenu

CH3-CH2-CH2-CH2-CH2-CH=CH2 ---- hept-1-en CH3-CH2-CH2-CH2-CH=CH-CH3 ----- hept-2-en   CH3-CH2-CH2-CH=CH-CH2-CH3 ----- hept-3-en   CH3-CH2-CH2-CH(CH3)-CH=CH2 ---- 3-metyloheks-1-en    CH3-CH(CH3)-CH(CH3)-CH=CH2 ---- 3,4-dimetylopent-1-en