CSIR UGC NET Chemical Sciences Previous Years Solved Question Papers Book (Chapter-Wise) By Dr. D. Rama Sekhara Reddy & Dr. G. Naresh Babu

Description

CSIR UGC NET Chemical Sciences Previous Years Solved Question Papers Book (Chapter-Wise) From 2008 to 2026 

(India’s First and Exclusive Chapter-Wise Solved Question Bank for CSIR UGC NET Chemical Sciences)

(32 Question Papers| 4 Units | 44 Chapters | 3200 Questions with Detailes Explanations)

About the Book:

The CSIR-UGC NET Chemical Sciences Previous Years Solved Question Papers Book (Chapter-Wise) from 2008 to 2026 has been meticulously designed to serve as a comprehensive, reliable, and examination-oriented resource for aspirants preparing for the CSIR-UGC National Eligibility Test (NET) in Chemical Sciences. Over the years, the CSIR-UGC NET examination has remained one of the most competitive national-level examinations for determining eligibility for Junior Research Fellowship (JRF), Assistant Professor positions, and other academic and research opportunities, as applicable under the prevailing eligibility criteria. Success in this examination requires not only a thorough understanding of fundamental chemical principles but also extensive practice, analytical reasoning, and familiarity with previous years’ question patterns. This book aims to bridge the gap between syllabus coverage and effective examination preparation through a systematic and concept-driven approach.

The hallmark of this book lies in its chapter-wise organization across four major units and 44 chapters, enabling students to practise questions topic by topic and strengthen their conceptual understanding in a structured manner. Questions compiled from previous years’ CSIR-UGC NET Chemical Sciences examinations, covering the period from 2008 to 2026, are arranged according to their respective chapters to facilitate systematic learning, targeted revision, and effective self-assessment. The book comprises 32 question papers and approximately 3,200 questions, supported by detailed explanations intended to clarify the underlying chemical principles, relevant theories, reaction mechanisms, mathematical approaches, and logical reasoning involved in solving examination questions. Rather than promoting rote memorization, the explanations emphasize conceptual understanding and the application of knowledge, empowering aspirants to approach both familiar and challenging questions with greater confidence.

The book comprehensively covers Inorganic Chemistry, Physical Chemistry, Organic Chemistry, and Interdisciplinary Topics, providing broad coverage of the major areas prescribed in the CSIR-UGC NET Chemical Sciences syllabus. The Inorganic Chemistry section focuses on chemical periodicity, atomic structure, chemical bonding, coordination chemistry, organometallic chemistry, bioinorganic chemistry, main-group and transition-element chemistry, spectroscopy, and related topics. The Physical Chemistry section systematically addresses quantum chemistry, thermodynamics, statistical thermodynamics, chemical kinetics, electrochemistry, molecular spectroscopy, solid-state chemistry, surface chemistry, and other important areas requiring conceptual clarity and quantitative problem-solving skills. The Organic Chemistry section places strong emphasis on reaction mechanisms, stereochemistry, named reactions, pericyclic reactions, photochemistry, heterocyclic chemistry, natural products, organic synthesis, and spectroscopic structure elucidation. Interdisciplinary and allied topics further extend the scope of preparation to relevant areas such as analytical chemistry, polymers, catalysis, supramolecular chemistry, green chemistry, environmental chemistry, and other emerging areas included in the prescribed syllabus.

Each chapter is carefully structured to help readers recognize recurring concepts, understand frequently tested principles, and become familiar with the changing nature and difficulty of examination questions. By presenting previous years’ questions in a chapter-wise format, this book enables aspirants to identify their strengths and weaknesses, assess their preparation systematically, and concentrate on topics that require additional practice. The detailed solutions are designed to explain not only the correct answer but also the scientific reasoning behind it, helping students develop analytical thinking, numerical accuracy, and the ability to apply theoretical knowledge to unfamiliar problems. This systematic approach makes the book valuable for regular study, intensive practice, rapid revision, and final-stage examination preparation.

This book will be particularly useful for candidates preparing for CSIR-UGC NET Chemical Sciences, Junior Research Fellowship (JRF), and Assistant Professor eligibility, subject to the applicable examination and eligibility requirements. It will also benefit aspirants preparing for GATE Chemistry, APSET, other State Eligibility Tests (SET), postgraduate entrance examinations, and related competitive examinations, wherever the relevant topics and question formats overlap. Postgraduate students, research scholars, and chemistry faculty members may also find this book useful as a reference for objective-type questions, conceptual reinforcement, and the preparation of teaching and assessment materials.

Prepared with academic rigor and a strong focus on examination requirements, the CSIR-UGC NET Chemical Sciences Previous Years Solved Question Papers Book (Chapter-Wise) from 2008 to 2026 represents a dedicated effort to make previous years’ questions more accessible, organized, and educationally meaningful. By bringing together 32 question papers, four major units, 44 chapters, and approximately 3,200 questions with detailed explanations, the book offers aspirants a structured pathway from fundamental concept revision to advanced problem-solving practice. We sincerely hope that this book will become a trusted companion for chemistry aspirants, helping them strengthen their conceptual foundations, improve their examination performance, develop confidence, and progress toward their academic, research, and professional goals.

Contents of the Book:

Unit-I: INORGANIC CHEMISTRY

Chapter-1: Chemical periodicity.

Chapter-2: Structure and bonding in homo- and heteronuclear molecules, including shapes of molecules (VSEPR Theory).

Chapter-3: Concepts of acids and bases, Hard-Soft acid-base concept, and non-aqueous solvents.

Chapter-4: Main group elements and their compounds: Allotropy, synthesis, structure and bonding, industrial importance of the compounds.

Chapter-5: Transition elements and coordination compounds: structure, bonding theories, spectral and magnetic properties, reaction mechanisms.

Chapter-6: Inner transition elements: spectral and magnetic properties, redox chemistry, analytical applications.

Chapter-7: Organometallic compounds: synthesis, bonding and structure, and reactivity. Organometallics in homogeneous catalysis.

Chapter-8: Cages and metal clusters.

Chapter-9: Analytical chemistry- separation, spectroscopic, electro- and thermoanalytical methods.

Chapter-10: Bioinorganic chemistry: photosystems, porphyrins, metalloenzymes, oxygen transport, electron-transfer reactions; nitrogen fixation, metal complexes in medicine.

Chapter-11: Characterization of inorganic compounds by IR, Raman, NMR, EPR, Mössbauer, UV-vis, NQR, MS, electron spectroscopy and microscopic techniques.

Chapter-12: Nuclear chemistry: nuclear reactions, fission and fusion, radio-analytical techniques and activation analysis.

Unit-II: PHYSICAL CHEMISTRY

Chapter-1: Basic principles of quantum mechanics: Postulates; operator algebra; exactly- solvable systems: particle-in-a-box, harmonic oscillator and the hydrogen atom, including shapes of atomic orbitals; orbital and spin angular momenta; tunnelling.

Chapter-2: Approximate methods of quantum mechanics: Variational principle; perturbation theory up to second order in energy; applications.

Chapter-3: Atomic structure and spectroscopy; term symbols; many-electron systems and antisymmetry principle.

Chapter-4: Chemical bonding in diatomics; elementary concepts of MO and VB theories; Huckel theory for conjugated π-electron systems.

Chapter-5: Chemical applications of group theory; symmetry elements; point groups; character tables; selection rules.

Chapter-6: Molecular spectroscopy: Rotational and vibrational spectra of diatomic molecules; electronic spectra; IR and Raman activities – selection rules; basic principles of magnetic resonance.

Chapter-7: Chemical thermodynamics: Laws, state and path functions and their applications; thermodynamic description of various types of processes; Maxwell’s relations; spontaneity and equilibria; temperature and pressure dependence of thermodynamic quantities; Le Chatelier principle; elementary description of phase transitions; phase equilibria and phase rule; thermodynamics of ideal and non-ideal gases, and solutions.

Chapter-8: Statistical thermodynamics: Boltzmann distribution; kinetic theory of gases; partition functions and their relation to thermodynamic quantities – calculations for model systems.

Chapter-9: Electrochemistry: Nernst equation, redox systems, electrochemical cells; Debye- Huckel theory; electrolytic conductance – Kohlrausch’s law and its applications; ionic equilibria; conductometric and potentiometric titrations.

Chapter-10: Chemical kinetics: Empirical rate laws and temperature dependence; complex reactions; steady-state approximation; determination of reaction mechanisms; collision and transition state theories of rate constants; unimolecular reactions; enzyme kinetics; salt effects; homogeneous catalysis; photochemical reactions.

Chapter-11: Colloids and surfaces: Stability and properties of colloids; isotherms and surface area; heterogeneous catalysis.

Chapter-12: Solid-state: Crystal structures; Bragg’s law and applications; band structure of solids.

Chapter-13: Polymer chemistry: Molar masses; kinetics of polymerization.

Chapter-14: Data analysis: Mean and standard deviation; absolute and relative errors; linear regression; covariance and correlation coefficient.

Unit-III: ORGANIC CHEMISTRY

Chapter-1: IUPAC nomenclature of organic molecules including regio- and stereoisomers.

Chapter-2: Principles of stereochemistry: Configurational and conformational isomerism in acyclic and cyclic compounds; stereogenicity, stereoselectivity, enantioselectivity, diastereoselectivity and asymmetric induction.

Chapter-3: Aromaticity: Benzenoid and non-benzenoid compounds – generation and reactions.

Chapter-4: Organic reactive intermediates: Generation, stability and reactivity of carbocations, carbanions, free radicals, carbenes, benzynes and nitrenes.

Chapter-5: Organic reaction mechanisms involving addition, elimination and substitution reactions with electrophilic, nucleophilic or radical species. Determination of reaction pathways.

Chapter-6: Common named reactions and rearrangements – applications in organic synthesis.

Chapter-7: Organic transformations and reagents: Functional group interconversion including oxidations and reductions; common catalysts and reagents (organic, inorganic, organometallic and enzymatic). Chemo, regio and stereoselective transformations.

Chapter-8: Concepts in organic synthesis: Retrosynthesis, disconnection, synthons, linear and convergent synthesis, umpolung of reactivity and protecting groups.

Chapter-9: Asymmetric synthesis: Chiral auxiliaries, methods of asymmetric induction – substrate, reagent and catalyst-controlled reactions; determination of enantiomeric and diastereomeric excess; enantio-discrimination. Resolution – optical and kinetic.

Chapter-10: Pericyclic reactions – electrocyclization, cycloaddition, sigmatropic rearrangements and other related concerted reactions. Principles and applications of photochemical reactions in organic chemistry.

Chapter-11: Synthesis and reactivity of common heterocyclic compounds containing one or two heteroatoms (O, N, S).

Chapter-12: Chemistry of natural products: Carbohydrates, proteins and peptides, fatty acids, nucleic acids, terpenes, steroids and alkaloids. Biogenesis of terpenoids and alkaloids.

Chapter-13: Structure determination of organic compounds by IR, UV-Vis, 1H & 13C NMR and Mass spectroscopic techniques.

 Unit-IV: INTERDISCIPLINARY TOPICS

Chapter-1: Chemistry in nanoscience and technology.

Chapter-2: Catalysis and green chemistry.

Chapter-3: Medicinal chemistry.

Chapter-4: Supramolecular chemistry.

Chapter-5: Environmental chemistry.

About the Author(s):

Lt. Dr. D. Rama Sekhara Reddy has been serving as a Head-Department of Chemistry, at Krishna University, Machilipatnam-521004, Andhra Pradesh, India. After taking over as Head of the Department, He has initiated several academic reforms such as Training programs, Guest lectures, Seminars, Workshops, and Conferences to enrich the culture of research and teaching. He believes that a classroom should be a base for the complete personality development of a student. With this in mind, he strived to promote sports and cultural activities in the Department.

Dr.D. Rama Sekhara Reddy received graduation (B.Sc.) from V.R. College, Nellore in the year 1998. He obtained a post-graduation (M. Sc) from Acharya Nagarjuna University, Guntur in the year 2001 and he obtained his Ph.D. from the Department of Organic Chemistry, Andhra University, Visakhapatnam, in the year 2009. During his Doctoral Program, he worked as JRF in a DST-sponsored project under the guidance of Prof. R. Venkateswarlu. After completing his doctoral degree in the area of Natural products Chemistry in 2009 from India, he worked as a Post-Doctoral Fellow at the Institute of Biological Chemistry, Washington State University, WA, USA from 2009-2011and continued as a Post-Doctoral Research Associate at the Centre for Pharmacology, Pharmaceuticals, and Pharmacology, The University of Trans-Disciplinary Health Sciences & Technology (Formerly named I-AIM), Bangalore, K.A, India from 2011-2012. Later in the year 2012, he joined as an Assistant Professor in the Department of Chemistry, at GITAM University, Visakhapatnam, A.P, India. Further in the year 2013, he joined as an Assistant Professor in the Department of Chemistry, at Krishna University, Machilipatnam, A.P, India. Currently, he is acting as Head of the Chemistry Department.

Dr. Naresh Babu Gatchakayala has been serving as a Senior Assistant Professor in the Department of Chemistry at Aditya University, Surampalem-533437, Andhra Pradesh, India. Dr. Naresh Babu Gatchakayala completed his graduation (B.Sc.) from Acharya Nagarjuna University, Guntur, in 2008. He obtained a post-graduation (M.Sc.) from Andhra University, Visakhapatnam, in 2011. He cleared the CSIR-UGC-NET under the Lectureship (LS) category with an All India 33rd rank in the December 2012 session. In the same year, he also qualified in the Andhra Pradesh State Eligibility Test (APSET-2012). In 2011, he joined as the CSIR-UGC-NET Chemical Sciences Subject Coordinator in the Department of Chemistry at JMJ College for Women, Tenali, A.P., India. In 2018, he took up the same role at K.V.R., K.V.R., and M.K.R. College, Khajipalem, A.P., India. He was awarded his Ph.D. under the supervision of Dr. D. Rama Sekhara Reddy from the Department of Chemistry, Krishna University, Machilipatnam, in 2023. He also worked with the “Dr. Chepuri Venkata Ramana Research Group” at CSIR-National Chemical Laboratory, Pune, India, as part of his research. Currently, he is a Senior Assistant Professor in the Department of Chemistry at Aditya University, Surampalem, India.

Dr. Naresh Babu Gatchakayala is recognized as one of the leading resource persons in the fields of teaching, research, and consultancy. He has more than 10 years of teaching experience. His primary teaching interests include Inorganic, Organic, and Physical Chemistry, while his main research areas focus on Nanochemistry and Synthetic Organic Chemistry. He has published 11 research papers in various national and international journals with significant scientific recognition.

BOOK PUBLISHED & MARKETED BY:

Chem Sparrow Publications
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