1. Pentene CH 3 CH 2 CH 2 CH=CH 2 Alkenes, alkynes Can be Hydrocarbons Saturated (Single Bonds) Can be Unsaturated (Double Bond) Ethene CH 2 =CH 2 Alkanes Cycloalkanes

2. Saturated carbon By Entrancei.com

4. Saturated and Unsaturated? CH 2 CHCH 3 Saturated Saturated Saturated Unsaturated Unsaturated H C H H C H H H C H H C H H CH 2 CH 2 CH 2 CH 2 C C C H H H H H H H C H C H H C H H

5. Addition of Bromine Br Br Double Bonds Undergo Addition Reactions In Addition Reactions The double bond Breaks and bromine atoms are added to both sides of the double bond in anti addition H C H C H H C H H

6. Addition of Hydrogen (H 2 ) H H The double bond Breaks and Hydrogen atoms are added to both sides of the double bond Propene + Hydrogen Propane H C H C H H C H H

7. Alkenes into Alkanes Hexene + Hydrogen C 6 H 12 H 2 + Hexane C 6 H 14 N 1.

8. Alkenes into Alkanes Octene + Hydrogen Octane C 8 H 16 H 2 + C 8 H 18 2.

9. Saturated? No double bond C 2 H 6 C 4 H 10 C 20 H 42 C 10 H 20 C 15 H 30 C 8 H 18 C 7 H 14 C 60 H 122 C 11 H 22 ? ? ? ? C 4 H 8 ? C 4 H 8 ?

10. Alkenes and Cycloalkanes Isomers from different Homologous Series C n H 2n Alkenes Cyclo- alkanes Unsaturated Saturated C 4 H 8 C 4 H 8

11. Butene Cyclobutane Unsaturated Saturated Reacts with Bromine Unreactive No Reaction with Bromine C 4 H 8 CH 2 CH 2 CH 2 CH 2 H C H H C H C H H C H H