No of Carbon |
Root word |
| 1C | Meth |
| 2C | Eth |
| 3C | Prop |
| 4C | But |
| 5C | Pent |
| 6C | Hex |
| 7C | Hept |
| 8C | Oct |
| 9C | Non |
| 10C | Dec |
1.CH3-CH3 →Ethane (two carbon mentioned )
2.CH3-CH3-CH3 → Propane (three carbon mentioned )
3.CH3 –CH2 –CH2 –CH2 –CH3 → Pentane
4.CH3 –CH -CH2 –CH3 → 2 Methyl Butane
↓
CH3
5. CH3 –CH -CH2 –CH -CH3 → 2,4 di Methyl Pentane
↓ ↓
CH3 CH3
6.CH3 –CH2 –CH -CH2 –CH2 –CH3 → 3 Ethyl Hexane
↓
C2H5
7. CH3 –CH2 –CH2 –CH -CH2 –CH2 –CH3 → 3,4 di methyl heptane
↓
CH3
8. CH3 –CH -CH -CH3 → 2-Bromo, 3-Chloro Butane
↓ ↓
Br Cl
9. CH2 –CH =CH3 → 3-Bromo Pr0pene (Priority =/triple bond )
↓
Br
CH3
↑
10. CH3 –C -CH3 → 2,2 di methyl butane
↓
CH3
11. CH3-CH-CH2-CH3 2-Methyl Butane
↓
CH3
Functional Group Decide property of Compound
| Alcohol | OH | OL |
| Aldehyde | CHO | AL |
| Ketone | CO | ONE |
| Carboxylic acid | COOH | Oic acid |
Substituents
- →CH3 Methyl
- →C2H5 Ethyl
- →Cl-Chloro
- →Br Bromo
- →I-Iodo
Priority
Functional group > =/=>Substitutes
1.CH3-CH2-OH(OL) → Ethanol
2.CH3-CH-CH3 → Propane 2-OL
↓
OH
3. CH3-CH2-CH-CH3 → Butane -2-Ol
↓
OH
Aldehyde |
Ketone |
| O
II Chain-C-H |
O
II Chain-C-Chain |
O
II
1.H-C-H → Methanal
2. CH3CHO
O
II
CH3 –C-H →Ethanal
3. CH3CCH3
O
II
CH3 –C -CH3 → Propane-2-one
#Carboxylic acid (oic acid )
O
II
H-C-OH → Methane -oic-acid
CH3COOH
O
II
CH3 –C-OH → Ethanoic acid