Get chapter-wise important questions for NEET Chemistry 2025 with topic-wise weightage and expert tips. Strengthen your NEET preparation by practicing high-yield Chemistry questions for better accuracy and score improvement.
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Chemistry is one of the important subjects that can fetch you a very good score in NEET with 180 marks allotted for it. To ace this subject, aspirants are required to practice chapter-wise Chemistry important questions for NEET 2025 from each chapter, with high-weightage topics being focused upon.
This article provides chapter-wise Chemistry important questions for NEET 2025 with free PDF download links and expert tips to improve speed and accuracy. Whether you study Physical, Organic, or Inorganic Chemistry, emphasis on such questions will enable you to enhance your problem-solving skills and performance in the NEET 2025.
NEET Chemistry Exam Pattern 2025
With 45 questions and a score of 180, the Chemistry section of NEET 2025 carries a major contribution to the total score. It has two parts and contains 35 questions and 15 questions (with only 10 being obligatory questions in the latter section). Understanding the NEET exam pattern helps the candidates manage time and achieve the highest marks. The table given below shows the exam pattern for NEET chemistry.
| Subject | Total Marks | Number of questions | Marking Scheme |
| Chemistry | Sec A: 140 | Sec A: 35 | +4 marks for each correct response -1 mark for each incorrect response |
| Sec B: 40 | Sec B: 15 | Internal Choice in Section B to attempt any 10 questions |
Also Read: Most Important Chapters for NEET Chemistry 2025 - Chapter-wise Weightage & Key Topics
Important Topics for NEET Chemistry 2025
NEET chemistry syllabus consists of Physical, Organic and Inorganic chemistry subjects. Each of these subjects has some important chapters. Some topics are Chemical Bonding, Thermodynamics, Coordination Compounds, Reaction Mechanisms, and others. The list of important topics for NEET chemistry is given below.
1. Some basic principles of Organic chemistry
- Mole Concept And Molar Masses
- Stoichiometry
- Stoichiometric Calculations
2. Atomic structure
- Bohr model for the hydrogen atom
- Quantum mechanical model of the atom
3. Chemical bonding and molecular structure
- Valence Bond theory
- Hybridization
- The valence shell electron pair repulsion theory
4. Solutions
- Ideal and non-ideal solutions
- Colligative properties
5. Equilibrium
- Ionization of acids and bases
- Solubility Equilibria of sparingly soluble salts
6. Coordination compounds
- Bonding in coordination compounds
- Stability of coordination compounds
7. Inorganic Chemistry
- Some basic principles and techniques
- Isomerism and fundamental concepts in the organic reaction mechanism
8. Alcohols, Phenols, and Ethers
- Properties of alcohols and properties of phenols
Also Read: Top 5 Most Important NEET UG Organic Chemistry MCQs with Answers
Topic-wise Weightage for NEET Chemistry 2025
It is important to comprehend the topic-wise weightage of Chemistry in NEET 2025. There are some chapters having higher marks and this is tested frequently in the exam. This will help you understand which topics have a higher weight and thus use your study time accordingly. The table below shows the NEET chapter-wise weightage for chemistry section.
| Chapters/Topics | Weightage (%) |
| Organic Chemistry: Some Basic Principles and Techniques | 5% |
| Alcohols, Phenols and Ethers | 4% |
| Redox Reactions | 3% |
| Structure of Atom | 4% |
| Thermodynamics | 5% |
| Electrochemistry | 5% |
| Hydrocarbons | 7% |
| The p-Block Elements (XII) | 6% |
| The p-Block Elements | 6% |
| Chemical Bonding and Molecular Structure | 7% |
| Classification of Elements and Periodicity in Properties | 2% |
| Equilibrium | 6% |
| Chemical Kinetics | 5% |
| Biomolecules | 4% |
| Haloalkanes and Haloarenes | 4% |
| Solutions | 4% |
| Some Basic Concepts of Chemistry | 4% |
| Coordination Compounds | 5% |
| Aldehydes, Ketones and Carboxylic Acids | 9% |
| Amines | 5% |
| The d and f-Block Elements | 6% |
Also Read: Physical Chemistry Chapters for NEET 2025 with Weightage
Chapter-wise Important Questions for NEET Chemistry 2025
A high score in NEET is dependent on chemistry. This section can be cracked with a clear understanding of basic concepts along with proper practice. The chapter-wise Chemistry important questions for NEET Chemistry 2025 are as under. The three main branches of these questions are: Physical Chemistry, Organic Chemistry and Inorganic Chemistry. You should practice these thoroughly to be well prepared.
1. Physical Chemistry Important Questions
- Tests about quantum numbers as well as Bohr’s atomic model and Hund’s rule rules are fundamental.
- Studying the Mole Concept requires a mathematical evaluation of both molar mass and empirical and molecular formulas and determining the chemical restrictions on reactions.
- In dealing with physical chemistry examine problems concerning reaction velocities together with reaction orders and usage of the Arrhenius equation.
- Students should focus their thermodynamics studies on thermodynamic laws together with enthalpy investigations as well as studies of entropy and Gibbs free energy.
- Le Chatelier's principle as well as equilibrium constant calculations and their temperature influence form the basis of this section.
- Students should study adsorption together with catalysts and colloidal systems as part of surface chemistry.
- Students must study Raoult’s law together with colligative properties and understand ideal and non-ideal solutions as solution concepts.
2. Organic Chemistry Important Questions
- Students need to master the understanding of functional groups as well as nomenclature knowledge and structural, geometrical, and optical isomerism aspects.
- Study alkanes together with alkenes and alkynes, as well as learn their addition and substitution chemical reactions.
- The exam includes questions about reactions involving halogen-compound substances, primarily focusing on SN1 and SN2 nucleophilic substitutions and reactivity patterns of halogen and haloalkane-containing molecules.
- Examine the manufacturing procedures together with characteristics and behavioural patterns of alcohols, phenols, and ethers through practice questions.
- The section includes questions about aldehydes, ketones, and carboxylic acids and their properties, together with methods of synthesis and their behaviour during nucleophilic additions.
- This section examines biomolecules by studying carbohydrates together with proteins, enzymes, and vitamins in detail, their structures, and operational mechanisms.
- Students should study polymers by learning about different types of polymers alongside their properties, together with an inspection of industrial uses.
3. Inorganic Chemistry Important Questions
- You should study the periodic trends found in the Periodic Table related to atomic size, ionization enthalpy, and electronegativity.
- The subtopic includes covalent bonding alongside ionic bonding, together with bond length as well as bond enthalpy.
- The subject material for coordination compounds includes bonding theories together with isomerism concepts and coordination compound nomenclature rules.
- The basic elements within s- and p-block sections maintain preparation techniques as well as properties of alkali metals alongside alkaline earth metals.
- Examine transition metal properties along with lanthanide properties that include colour and magnetism.
Also Read: Electrochemistry NEET Notes, Overview, PDF, Weightage, and Tips
Tips to Solve NEET Chemistry Questions Effectively
Students need to master some techniques to succeed in NEET Chemistry since the subject contains elements of both conceptual and practical problem-solving. Solving NEET Chemistry questions requires following these essential steps:
1. Grasp basic physical, organic, and inorganic chemistry concepts thoroughly since direct application-based questions will frequently appear.
2. The key reactions, together with periodic trends and essential formulas from Physical Chemistry, should be memorized to solve numerical problems efficiently.
3. Devote particular periods to different sections of the exam while preventing yourself from staying excessively long on one particular question.
4. Master the content from NCERT textbooks since most NEET Chemistry questions derive from these textbooks by performing multiple revisions.
5. NEET previous year question papers should be attempted to learn about NEET Chemistry's typical exam pattern, along with its frequently asked questions.
6. For unclear questions, apply the elimination method by removing incorrect options to achieve higher accuracy.
7. The chemical field contains numerous exceptions, above all in Inorganic Chemistry, thus students need to be familiar with these exceptions. Write down these exceptions to prevent confusion in the exam.
8. Regularly practising NEET mock tests helps students prepare for the exam and enhances their speed and accuracy capabilities.
Also Read: NEET Chemistry Question Paper 2023, 2022, 2021 - Download PDF
These methods will help you achieve top NEET Chemistry scores, which results in better performance in your NEET tests.
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