IIT JEEJEE MainsJEE Main 2024 Important Topics and Chapters in Chemistry

JEE Main 2024 Important Topics and Chapters in Chemistry

Important topics in Chemistry for JEE Main 2024: Chemistry is significant in engineering entrance exams, often influencing students’ ranks. Unlike the more calculation-intensive Physics and Mathematics sections, Chemistry questions are more theoretical, making it comparatively easier to score well. Adequate preparation involves reviewing past question papers and strengthening all topics.

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    The JEE Main Chemistry section hinges on crucial chapters that profoundly impact a candidate’s score and rank. Mastering these topics is vital for success. Aspiring JEE Main candidates should prioritize these key chapters, investing ample time and effort to understand concepts thoroughly and solve associated problems. This article provides detailed information on Important topics in Chemistry for JEE Main 2024 that are essential for enhancing the prospects of success in this competitive exam.

    JEE Main 2024

    JEE Main 2024 is an important engineering entrance exam for undergraduate programs in India. It covers Physics, Chemistry, and Mathematics with multiple-choice and numerical questions. To prepare, candidates must know the syllabus, practice consistently, and manage time well. Many use coaching and mock tests. The goal of JEE Main 2024 is to evaluate candidates’ knowledge and skills for admission to leading engineering institutions.

    Latest: JEE Mains Rank Predictor | JEE Mains 2024 Topper List | JEE Mains Mark vs Rank vs Percentile

    Most Important Topics in Chemistry for JEE Main 2024

    JEE Main 2024 Important Topics and Chapters in Chemistry

    Addressing the Chemistry section of the Joint Entrance Examination (JEE) can be challenging, especially when dealing with complex topics. These areas necessitate thorough practice and dedicated preparation for proficiency. Exam questions often become complicated, involving numerical intricacies and integrating 2-3 concepts. Below, we outline the most critical topics that require specific attention.

    Click Here: JEE Main 2024 Session 2 Registration Closed

    Chapters Key Topics Covered
    Organic Compounds Containing Oxygen
    • General preparation methods, properties, reactions, and uses.
    Alcohols, Phenols, And Ethers
    • Alcohols: Identification of primary, secondary, and tertiary alcohols; mechanism of dehydration.
    • Phenols: Acidic nature, electrophilic substitution reactions, halogenation, nitration, sulphonation, Reimer-Tiemann reaction.
    • Ethers: Structure.
    Carboxylic Acids
    • Acidic strength and factors affecting it.
    • Meaning of equilibrium, the concept of dynamic equilibrium. – Equilibria involving physical and chemical processes.
    Ionic equilibrium
    • Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases, pH scale, common ion effect, hydrolysis, solubility products, buffer solutions.
    Chemical Kinetics
    • Rate of a chemical reaction, factors affecting the rate, order, molecularity, rate law, temperature effects, Arrhenius theory, activation energy, collision theory.
    Transition Elements (D and F Block)
    • General introduction, electronic configuration, occurrence, and characteristics.
    • Trends in properties of first-row transition elements, catalytic behavior, magnetic properties, complex formation.
    • Inner Transition Elements: Lanthanoids – Electronic configuration, oxidation states, and lanthanoid contraction.
    • Actinoids
    • Electronic configuration and oxidation states.
    Chemical Bonding and Molecular Structure
    • Kossel-Lewis approach, ionic and covalent bonds, factors affecting ionic bond formation.
    • Covalent bonding: electronegativity, Fajan’s rule, dipole moment.
    • Quantum mechanical approach, valence bond theory, hybridization, resonance.
    • Molecular Orbital Theory: LCAOs, sigma and pi-bonds, bond order.
    • Metallic bonding, hydrogen bonding.
    Some Basic Principles of Organic Chemistry
    • Tetravalency of carbon, shapes of simple molecules, hybridization, Homologous series.
    • Isomerism: structural and stereoisomerism. – Nomenclature (Trivial and IUPAC).
    • Covalent bond fission: free radicals, carbocations, carbanions, stability, electrophiles, nucleophiles.
    • Organic reactions: Substitution, addition, elimination, rearrangement.
    Coordination Compounds
    • Introduction to coordination compounds, Werner’s theory. – Ligands, coordination number, denticity, chelation.
    • IUPAC nomenclature, isomerism, bonding theories.
    • Importance in qualitative analysis, extraction of metals, and biological systems.
    Chemical Thermodynamics
    • Fundamentals: System, surroundings, extensive and intensive properties.
    • The first law of thermodynamics: Work, heat, internal energy, enthalpy.
    • Heat capacities, Hess’s law.
    • The second law of thermodynamics: Spontaneity, entropy, Gibbs energy, equilibrium constant.

    Easy Chapters of Chemistry in JEE Main 2024

    Effectively navigating the Chemistry section of the Joint Entrance Examination (JEE) Main is crucial for success. It is advisable to focus on topics with a higher chance of scoring well to enhance performance. Here, we highlight the easy topics in the JEE Main Chemistry paper, recognized for their straightforward questions that require minimal time and calculations for accurate answers.

    Chapters Key Topics Covered
    Some basic concepts in chemistry
    • Empirical Formula And Molecular Formula
    • Mole concept and molar mass
    • Stoichiometry
    • Stoichiometric Calculations And Limiting Reagent
    • Reactions in Solutions
    States of matter
    • The Gas Laws – Boyle’s Law
    • Intermolecular Forces
    • Ideal Gas Equation
    • Dalton’s Law of Partial Pressure
    • Graham’s Law of Diffusion
    Atomic Structure
    • Photoelectric effect
    • Line spectrum of hydrogen
    • Bohr’s orbital properties
    • Debroglie wavelength
    • Heisenberg’s uncertainty principle
    Chemical Thermodynamics
    • Path, State Function, Types Of Process
    • Reversible, Irreversible, Polytropic Process
    • First Law Of Conservation Of Energy
    • Isothermal Reversible And Isothermal Irreversible
    • Adiabatic Reversible And Isothermal Irreversible Expansion
    Redox Reaction and Electrochemistry
    • Balancing of Redox Reactions
    • Oxidation Number and Oxidation State
    • Types of Redox Reactions
    • Balancing of Disproportionation Redox Reaction
    • Ion Electrode Method
    General Principle and process of Isolation of metals
    • Froth Floatation Process
    • Leaching: Chemical Method
    • Conversion of ore into oxide
    • Calcination and Roasting
    • Electrolytic Refining
    • Vapour Phase Refining
    S – Block Elements (Alkali and Alkaline Earth Metals)
    • Chemical Properties of Alkali Metals
    • Anomalous Behaviour of Lithium
    • Halides of Alkali Metals
    • Sodium Chloride and Sodium Hydroxide
    d – and f – Block Elements
    • Screening Effect and Lanthanoid Contraction
    • Atomic Size/Radii
    • Ionisation Energy
    • Oxidation State
    • Magnetic Properties and Character
    Co-ordination Compounds
    • Addition Compounds or Molecular Compounds
    • Terminologies Related to Coordination Compounds
    • Types of Ligands – Oxidation Number
    • Coordination Number
    Purification and Characterization of Organic Compounds
    • Sublimation and Crystallisation
    • Distillation under reduced pressure and Steam distillation
    • Chromatography
    • Test for Halogens
    • Duma’s Method
    Some Basic Principles of Organic Chemistry
    • Functional Group
    • IUPAC Nomenclature
    • Carbocations – Carbanions – Alkyl Free Radicals
    Organic Compounds containing Halogens
    • Nature of C-X bond and Physical Properties
    • Reaction with PCl5, PCl3, SOCl2 and HX
    • Strong and Weak bases
    • SN2 Reaction – SN1 Reaction
    Organic Compounds containing Oxygen
    • Grignard Reagent
    • 1 – Reduction by LiAlH4 and NaBH4
    • Acylation and Oxidation of Alcohols
    • Reaction of Phenols with dil. HNO3
    • Preparation of Aldehydes
    Chemistry in Everyday Life
    • Analgesics
    • Antibiotics
    • Preservatives
    Principles Related to Practical Chemistry
    • Preliminary Test with Dilute Sulphuric Acid (Systematic Analysis of Anions): Analysis of Cations
    Chemical Bonding and Molecular Structure
    • Lewis Representation of Simple Molecules (Lewis Structure)
    • Limitations of The Octet Rule
    • Bond Parameters: length, angle, energy, strength
    • Fazan’s Rule and Covalent Character in Ionic Bond
    • p-p and p-d bonding
    Classification of Elements and Periodic table
    • Long form of Modern periodic table
    • Classification of Elements: s-block – Atomic Radius of Elements
    • Variation of Atomic Radii and ionic radii
    • Ionisation Enthalpy or Ionisation Potential

    Chemistry Chapters Weightage Analysis in JEE Main 2024

    The topics listed below are arranged according to their relevance in terms of JEE Main marks over the past five years. Note that each question in the exam carries a weightage of 4 marks.

    Also Check: JEE Main 2024 Chapter Wise Weightage

    Units Questions Weightage (in %)
    Transition Elements & Coordination Compounds 3 9.9
    Periodic table, s and p-Block Elements 3 9.9
    Thermodynamics & the Gaseous State 2 6.6
    Atomic Structure 2 6.6
    Chemical Bonding 2 6.6
    Chemical and Ionic Equilibrium 2 6.6
    Solid-State and Surface Chemistry 2 6.6
    Nuclear & Environmental Chemistry 2 6.6
    Mole Concept 1 3.3
    Redox Reactions 1 3.3
    Electrochemistry 1 3.3
    Chemical Kinetics 1 3.3
    Solution & Colligative Properties 1 3.3
    General Organic Chemistry 1 3.3
    Stereochemistry 1 3.3
    Hydrocarbon 1 3.3
    Alkyl Halides 1 3.3
    Carboxylic Acids & Their Derivatives 1 3.3
    Carbohydrates, Amino Acids, and Polymers 1 3.3
    Aromatic Compounds 1 3.3

    Tips to Prepare Important topics in Chemistry for JEE Main 2024

    Success in JEE Mains Chemistry demands strategic planning. Understand the syllabus, prioritize critical chapters, and build a solid conceptual foundation. Regular practice, referring to NCERT, and solving previous papers are essential. Engage in mock tests, analyze performance and revise consistently. Focus on numerical problem-solving and maintain a positive approach. These strategies will enhance your preparation and confidence for the Chemistry section in JEE Mains. The detailed plan to prepare Important topics in Chemistry for JEE Main 2024 is as follows.

    1. Know Your Syllabus: Familiarize yourself with what you must study for JEE Main Chemistry Syllabus and focus on the essential parts.
    2. Focus on Key Chapters: Spend more time on more critical chapters for the exam.
    3. Understand Basics: Ensure you understand each chapter’s basic ideas. If you need clarification, ask for help from teachers or online resources.
    4. Practice Regularly: Solve different problems regularly to get better at solving them and feel more confident.
    5. Use NCERT Books: NCERT textbooks are essential for JEE Main Chemistry, so read them well.
    6. Suitable Study Materials: Use reference books and study materials made for JEE Main Chemistry.
    7. Look at Past Papers: Practice with old question papers to understand the types of questions that might arise and what the exam is like.
    8. Take Practice Tests: Do full-length practice tests often to get used to the exam conditions and improve time management.
    9. See How You Did: After each practice test, look at how you did it and find what you need to improve.
    10. Study Again: Review important chapters regularly to remember the ideas and formulas.
    11. Focus on Numbers: JEE Main Chemistry often has questions involving numbers, so practice solving them.
    12. Stay Positive and Keep Going: Keep positive and work regularly. It helps you to stabilize your mind and maintain motivation till the exam.

    Note: Common Mistakes that Every Student Should Avoid in JEE Main 2024

    Frequently Asked Questions (FAQs)

    What are the crucial chapters in JEE Main Chemistry?

    Key chapters include Chemical Bonding, Coordination Compounds, Electrochemistry, and Organic Chemistry.

    Why are specific chapters important in JEE Main Chemistry?

    They hold significant weightage, influencing your overall rank in the exam.

    How should I prioritize studying these essential chapters?

    Allocate more time for understanding and practicing problems in these chapters, maintaining a balanced approach overall.

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