Alkanes and isomers

1. Alkanes & Isomers

2. Remember: 1) saturated- all single covalent bonds and carbon bonded to 4 atoms 2) CnH2n+2 Alkanes

3. # of Carbons Name Molecular Formula 1. METHANE CH 4 2. ETHANE C 2 H 6 3. PROPANE C 3 H 8 4. BUTANE C 4 H 10 5. PENTANE C 5 H 12 6. HEXANE C 6 H 14 7. HEPTANE C 7 H 16 8. OCTANE C 8 H 18 9. NONANE C 9 H 20 10. DECANE C 10 H 22

4. All carbons in a row Which is the straight chain form of butane? Straight chain alkanes

5. All the carbons are not in a row. Which is the branched-chain for of butane? Branched-chain alkanes

6. Molecules with the same molecular formulas but different arrangement of atoms. Must have at least 4 carbons Isomers