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The ABC Chemistry blog — 335 articles
Syllabus and pattern updates, chapter notes, previous-year analysis and exam news for Class 11–12, JEE, NEET, CUET, IIT-JAM, CSIR-NET and GATE — every article from abcchemistry.in and abcchemistry.com, now in one place.
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Articles
Class 12
NEET Chemistry Home Tuition in Gurgaon: Building a Weekly Study Plan
CSIR-NET
X-ray Diffraction and Bragg’s Law: Solving Simple Crystal Structures
Class 10
Chemistry and Maths Home Tuition for Class 9: Building the Foundation Before Boards
CSIR-NET
Polarography and the Dropping Mercury Electrode: Reading a Polarogram
Class 11
Switching Chemistry Tutors Mid-Year in Class 11: What Actually Changes
CSIR-NET
Supramolecular Chemistry: Crown Ethers, Cryptands and Host–Guest Binding
Class 10
Chemistry and Maths Home Tuition in West Delhi: Coverage Beyond Dwarka
Class 10
Home Tuition for Two or More Children: How a Combined Session Actually Works
CSIR-NET
Asymmetric Synthesis: Chiral Auxiliaries, Catalysts and Enantiomeric Excess
Class 10
ICSE and CBSE Class 10 Chemistry: Why the Home Tuition Approach Differs
CSIR-NET
Green Chemistry: The Twelve Principles and Atom Economy in Practice
Exam Updates
GATE 2027: Official Exam Dates Announced — What Chemistry Candidates Should Plan Around
Physical Chemistry
Potentiometric and Conductometric Titrations: Choosing the Right Method
class 11-12 chemistry
Managing School Unit Tests and Board Prep Together: Chemistry and Maths Home Tuition
GATE Chemistry
GATE Chemistry: Organic Chemistry Weightage and Where to Focus Revision
Class 11
What to Expect in the First Home Tuition Session: Class 11 Chemistry in Delhi
Physical Chemistry
Kinetic Isotope Effects: What They Reveal About a Mechanism
class 11-12 chemistry
Chemistry Home Tuition for NEET Aspirants in Delhi-NCR
Physical Chemistry
Cyclic Voltammetry: Reading a Voltammogram
Class 10
Class 10 CBSE Boards: How Home Tuition Helps in the Final Months
Gurugram
ABC Chemistry Online Trial Class: What It Looks Like
Organic Chemistry
Click Chemistry: The Copper-Catalysed Azide–Alkyne Cycloaddition
Class 12
CUET-UG Chemistry: How Home Tuition Fits Alongside Class 12 Boards
Organic Chemistry
The Hammett Equation: Linear Free-Energy Relationships in Organic Chemistry
Class 10
Chemistry and Maths Home Tuition for Class 9-10 Students in Gurgaon
Class 10
Group Tuition or One-on-One: Choosing a Format for Class 9-10 Chemistry and Maths
Class 12
Balancing JEE Main Preparation with Class 12 Chemistry Boards: A Delhi-NCR Parent’s Guide
Class 12
Choosing a Class 12 Chemistry Home Tutor in Noida: A Parent’s Checklist
GATE Chemistry
GATE Chemistry: Physical Chemistry Weightage and Where to Focus Revision
Class 11
Weekend and Vacation Chemistry Batches with ABC Chemistry (Live Online)
Class 11
Online Chemistry Tuition for Class 11-12 Delhi Students Preparing for Boards
Chemical Science Exams
CSIR-NET Chemical Science Part B: A Working Method for Numerical Questions
Class 10
Chemistry and Maths Home Tuition Across Noida’s Sectors
Class 11
Class 11-12 Chemistry Coaching in Gurgaon: Home Tuition or Online
Chemical Science Exams
CUET-PG Chemistry: How to Start Preparing Before the December Notification
Class 10
Class 9-10 Chemistry and Maths Home Tuition in Noida
Class 12
JEE Main 2027 Session 1: Exam Dates Released — What Class 12 Chemistry Students Should Do Now
CUET-PG
CUET PG 2027: Exam Dates Announced by NTA — What Chemistry Postgraduate Aspirants Should Know
Class 10
Class 9-12 Chemistry Home Tuition in Dwarka, Delhi
Class 11
Chemistry Coaching for Dwarka Expressway, Gurugram (Live Online)
Class 10
How Online Chemistry Tuition Actually Works for Delhi, Noida and Gurgaon Students
Class 11
Chemistry and Maths Tuition for Gurgaon Students: Home, Online or Coaching
Class 11
Class 11 and 12 Chemistry Coaching in Noida: Choosing Between Home Tuition and a Centre
Class 10
Class 9 and 10 Chemistry Home Tuition in Delhi: What to Look For
Chemical Science Exams
Planning the Five Months Before IIT-JAM Chemistry
Chemical Science Exams
Building a CSIR-NET Chemical Science Study Timetable From Today to December
CSIR-NET
Photochemistry Basics: The Jablonski Diagram and Excited-State Pathways
CSIR-NET
Group Theory for Chemistry: Symmetry Elements and Point Groups Without the Mystery
CSIR-NET
CSIR-NET December 2026: Exam Dates Announced, Application Notification Still Awaited
Exam Updates
IIT-JAM 2027: Application Window and Exam Date for Chemistry Aspirants
Exam Updates
GATE 2027 Registration Deadline Extended to 5 October: What Chemistry Candidates Should Do Now
Class 11
Using the NCERT Textbook Properly
Chemical Science Exams
Gravimetric and Volumetric Analysis: Principles and Sources of Error
Chemical Science Exams
Comparing Acidity and Basicity in Organic Compounds
Chemical Science Exams
Order and Molecularity: Determining Order From Data
Chemical Science Exams
Transition Metals: Why They Behave as a Group
Class 11
VSEPR Shapes: A Method That Works for Any Molecule
Chemical Science Exams
Buffers: How They Work and Where They Stop Working
Chemical Science Exams
Periodic Trends From One Idea: Effective Nuclear Charge
Chemical Science Exams
Nucleophilic Addition to Carbonyls: Reactivity and Selectivity
Chemical Science Exams
The Harmonic Oscillator and Rigid Rotor as Quantum Models
class 11-12 chemistry
Diagrams and Graphs Worth Practising for the Class 12 Chemistry Paper
Chemical Science Exams
Drawing Mechanisms: Curly Arrow Conventions That Earn Marks
Chemical Science Exams
Crystal Field Splitting in Tetrahedral and Square Planar Complexes
Chemical Science Exams
Catalysis Compared: Homogeneous, Heterogeneous and Enzymatic
Chemical Science Exams
Solubility Product, Common Ion Effect and Selective Precipitation
class 11-12 chemistry
Class 12 Named Reactions: Organised by What They Do
Chemical Science Exams
Titration Principles: Choosing the Right Indicator
Chemical Science Exams
Freezing Point Depression and Boiling Point Elevation
Chemical Science Exams
Infrared Spectroscopy: Reading a Spectrum for Functional Groups
Chemical Science Exams
Operators, Commutators and Expectation Values
Class 11
The Last Week Before a Chemistry Exam
Chemical Science Exams
Stereochemistry of Cyclic and Fused Ring Systems
Chemical Science Exams
Nitrogen Fixation: Why It Is Hard and How It Is Done
Chemical Science Exams
Chemical Equilibrium: Beyond Le Chatelier
Chemical Science Exams
Valence Bond and Molecular Orbital Theory: What Each Explains
Class 11
The Mole Concept: The Four Errors That Cost Most Marks
Chemical Science Exams
Wave–Particle Duality and the Uncertainty Principle
Chemical Science Exams
Surface Tension and Viscosity: Two Properties, One Cause
Chemical Science Exams
Interhalogen Compounds and Pseudohalogens
Chemical Science Exams
Sigmatropic Rearrangements: Cope, Claisen and the Numbering
class 11-12 chemistry
Electrochemistry Numericals (Class 12): Nernst, Conductance and Faraday
Chemical Science Exams
Polymerisation Mechanisms and What They Predict
Chemical Science Exams
The Third Law and Absolute Entropies
Chemical Science Exams
Electrophilic Aromatic Substitution: Rate and Orientation
Chemical Science Exams
Magnetic Properties: When the Spin-Only Formula Works and When It Fails
Chemical Science Exams
Attempt Strategy for Chemistry Entrance Papers
Chemical Science Exams
Terpenes and the Isoprene Rule
Chemical Science Exams
The Clausius–Clapeyron Equation and Vapour Pressure
Chemical Science Exams
Nitrogen and Phosphorus: Same Group, Very Different Chemistry
Chemical Science Exams
Michael Addition: Conjugate Addition and Where It Leads
Chemical Science Exams
Non-Aqueous Solvents: Chemistry Water Cannot Support
class 11-12 chemistry
Coordination Compounds (Class 12): Naming, VBT and Crystal Field Basics
Chemical Science Exams
Error Analysis and Significant Figures in Chemical Measurement
Chemical Science Exams
Reduction Methods: Choosing a Reagent That Reduces Only What You Want
Chemical Science Exams
Actinides: Why They Behave So Differently From Lanthanides
Chemical Science Exams
Electrochemical Cells: Notation, Sign Conventions and the Nernst Equation
Chemical Science Exams
Combined Spectroscopy Problems: A Working Order
Chemical Science Exams
The Ellingham Diagram: Thermodynamics Deciding an Industrial Process
Chemical Science Exams
Inductive, Resonance and Hyperconjugative Effects Compared
Chemical Science Exams
Amino Acids and Peptides: Zwitterions, pI and the Peptide Bond
Class 11–12 Chemistry
Organic Conversions: A Method for Getting From A to B
Chemical Science Exams
Determining Polymer Molar Mass: Which Average and Which Method
Chemical Science Exams
Oxidation Methods Compared: Choosing the Right Reagent
Chemical Science Exams
ESR Spectroscopy: Detecting and Identifying Unpaired Electrons
Chemical Science Exams
Acid–Base Theories Compared, and When Each One Runs Out
Chemical Science Exams
Isomerism in Coordination Compounds: Every Type With Its Test
Chemical Science Exams
Silicates and Silicones: Structure From One Building Block
Chemical Science Exams
Carbocation Rearrangements: Predicting the Unexpected Product
Chemical Science Exams
Substitution in Octahedral Complexes: Dissociative or Associative
Chemical Science Exams
Five-Membered Heterocycles: Aromaticity and Reactivity Order
Class 11
Reading Graphs and Data in Chemistry Questions
Chemical Science Exams
The Thermodynamics of Mixing
Chemical Science Exams
Catalytic Cycles: Hydroformylation and the Wacker Process
Chemical Science Exams
Organolithium and Organocuprate Reagents
Chemical Science Exams
Crystal Defects and Non-Stoichiometry
Class 11–12 Chemistry
Salt Analysis and Practical Viva: What Is Actually Asked
Chemical Science Exams
Diazonium Salts: The Most Versatile Intermediate in Aromatic Chemistry
Chemical Science Exams
Osmotic Pressure and the van't Hoff Factor
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