Intermediate 2 Chemistry CARBON COMPOUNDS Nomenclature and structural formulae

Hydrocarbon Families CnH2n+2 CnH2n Alkanes Alkenes Cycloalkanes CnH2n

Formulae Full Structural Shortened Structural C4H8 Molecular

1. Name longest chain 2. Number C atoms 3. Name and number branches 4. Prefix- branches 5. Alphabetical branches ALKANES 1. Name longest chain containing C=C 2. Number C atoms and branches 3. Indicate position of C=C 4. Name branches 5. Prefix branches 6. Alphabetical branches ALKENES

Naming Alkanes 3- ethyl -5- propyl nonane 1. Name longest C chain 2. Number C atoms 3. Name and number branches 4. Prefix branches 5. Alphabetical branches 3- ethyl -5- propyl nonane

Naming Alkenes 1 2,4 - dimethyl non - -ene 4 1. Name longest chain containing C=C 2. Number C atoms 3. Indicate position of C=C 4. Name and number branches 5. Prefix branches 6. Alphabetical branches 4 3 2 1 2,4 - dimethyl non - -ene 4

Naming Alkenes 2 4 – ethyl, 2 - methyl hept - - ene 2 1. Name longest chain containing C=C 2. Number C atoms 3. Indicate position of C=C 4. Name and number branches 5. Prefix branches 6. Alphabetical branches 1 2 3 4 5 6 7 4 – ethyl, 2 - methyl hept - - ene 2