Naming Priority Highest ranking 1.Acids 2.Esters 3.Aldehydes 4.Ketones 5.Alcohols 6.Amines 7. Alkenes 8.Alkynes 9.Alkanes 10.Ethers Lowest ranking 11.Halides Chapter 10 8Chapter 10 8 Naming Priority 1. Acids 2. Esters 3. Aldehydes 4. Ketones 5. Alcohols 6. Amines 7. Alkenes 8. Alkynes 9. Alkanes 10. Ethers 11. Halides Highest ranking Lowest ranking