Organic Chemistry is an important subject for the NEET exam as it carries a significant weightage of marks. To score well in this subject, it is essential to focus on certain chapters that are more frequently asked in the exam. Here are some important chapters in organic chemistry for the NEET exam:

1. bAlkanes and Alkynes:
- Understand the nomenclature, preparation methods, properties, and reactions of alkanes and alkynes.
- Learn about the various types of isomerism, such as structural, geometrical, and optical isomerism.
- Focus on the reactions of alkanes and alkynes, including combustion, halogenation, and addition reactions.

2. bAldehydes, Ketones, and Carboxylic Acids:
- Study the nomenclature, preparation methods, properties, and reactions of aldehydes, ketones, and carboxylic acids.
- Learn about the oxidation and reduction reactions of aldehydes and ketones.
- Understand the reactions of carboxylic acids, such as esterification, saponification, and decarboxylation.

3. bAlcohols, Phenols, and Ethers:
- Focus on the nomenclature, preparation methods, properties, and reactions of alcohols, phenols, and ethers.
- Learn about the various reactions of alcohols, including dehydration, oxidation, and ester formation.
- Understand the acidic nature of phenols and their reactions, such as electrophilic substitution.

4. bHaloalkanes and Haloarenes:
- Study the nomenclature, preparation methods, properties, and reactions of haloalkanes and haloarenes.
- Understand the various types of reactions of haloalkanes, such as nucleophilic substitution and elimination reactions.
- Learn about the reactions of haloarenes, including nucleophilic aromatic substitution.

5. bAmines:
- Focus on the nomenclature, preparation methods, properties, and reactions of amines.
- Understand the basicity and acidity of amines.
- Learn about the various reactions of amines, such as Hofmann bromamide reaction and coupling reactions.

6. bBiomolecules:
- Study the structure and functions of important biomolecules, such as carbohydrates, proteins, nucleic acids, and lipids.
- Understand the various types of isomerism in carbohydrates and the reactions of monosaccharides.
- Learn about the structure and properties of amino acids and proteins.

7. bPolymers:
- Focus on the classification, preparation methods, properties, and uses of polymers.
- Understand the various polymerization processes, such as addition and condensation polymerization.
- Learn about the properties and uses of important polymers, such as polythene, PVC, and nylon.

It is important to have a clear understanding of the concepts, mechanisms, and reactions in organic chemistry. Regular practice of numerical problems and previous year question papers will also help in gaining confidence and improving problem-solving skills.