All Articles
- Date: February 12, 2026
NEET UG – Haloalkanes & Haloarenes Chemistry Practice Paper 15 (PYQs)
- 6 min read
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NEET UG Chemistry Practice Paper – Part 15 (Haloalkanes & Haloarenes) is designed to strengthen students’ understanding of substitution and elimination mechanisms. This chapter is...
- Date: February 11, 2026
NEET UG – Chemistry Practice Paper (PYQs) – Part 14 | Topic: Hydrocarbons
- 7 min read
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NEET UG Chemistry Practice Paper – Part 14 (Hydrocarbons) focuses on one of the most fundamental and high-weight chapters of Organic Chemistry. Hydrocarbons form the...
- Date: February 6, 2026
General Organic Chemistry (GOC) – NEET UG – Chemistry Practice Paper Part 13
- 6 min read
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Part 13 | Topic: General Organic Chemistry (GOC) NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Total Questions: 30 | Total Marks: 120 Q1....
- Date: February 4, 2026
NEET UG – Chemistry Practice Paper (PYQs) Part 12 | Topic: Solutions
- 7 min read
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NEET UG Chemistry Practice Paper – Part 12 (Solutions) is designed to strengthen one of the most formula-driven yet concept-oriented chapters of Physical Chemistry. Questions...
- Date: January 31, 2026
Chemical & Ionic Equilibrium NEET UG Practice Paper Chemistry (PYQs) Part 11
- 5 min read
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Chemical & Ionic Equilibrium NEET UG Practice Paper NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 11 | Topic: Chemical & Ionic Equilibrium...
- Date: January 26, 2026
NEET UG – Chemistry Practice Paper (PYQs) Part 10 | Topic: Chemical Kinetics
- 5 min read
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Attempt this Chemical Kinetics NEET UG – Chemistry Practice Paper. Part 10 | Topic: Chemical Kinetics Total Questions: 30 | Total Marks: 120 Q1. Rate...
- Date: January 23, 2026
NEET UG – Chemistry Practice Paper – PYQs Part 9 – Topic: Electrochemistry
- 6 min read
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NEET UG Electrochemistry PYQs practice paper helps aspirants strengthen concepts and exam readiness. Topic-wise previous year questions provide clarity, accuracy, and confidence. This focused resource...
- Date: January 20, 2026
NEET UG – Chemistry Practice Paper PYQs – Part 8 | Topic: Thermodynamics & Thermochemistry
- 5 min read
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Total Questions: 30 | Marks: 120📌 One of the most frequently tested Physical Chemistry topics in NEET NEET UG – Chemistry Practice Paper (Previous Years’...
- Date: January 18, 2026
NEET UG – Chemistry Practice Paper (PYQs) | Part 7 Chemical Bonding & Molecular Structure
- 3 min read
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Part 7 | Topic: Chemical Bonding & Molecular Structure Total Questions: 30 | Total Marks: 120 Q1. Which bond is the strongest? Single bond Double...
- Date: January 15, 2026
NEET UG – Chemistry Practice Paper (Previous Years’ Questions) – Part 6
- 5 min read
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Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic function decides feasibility of a reaction? Enthalpy Entropy Gibbs free energy Internal energy Negative ΔG...
- Date: January 12, 2026
NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 5 | Topic: Miscellaneous
- 5 min read
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Total Questions: 30 | Total Marks: 120 Q1. Which factor does NOT affect the rate of a chemical reaction? Concentration Temperature Catalyst Enthalpy of reaction...
- Date: January 11, 2026
NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 4 | Topic: Miscellaneous
- 5 min read
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Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic parameter predicts spontaneity of a reaction? ΔH ΔS ΔG Heat Negative Gibbs free energy indicates...
- Date: January 9, 2026
NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 3 | Topic: Miscellaneous
- 1 min read
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Total Questions: 30 | Total Marks: 120 Q1. Which law explains the distribution of solute between two immiscible solvents? Henry’s law Raoult’s law Nernst distribution...
- Date: January 8, 2026
NEET UG – Chemistry Practice Paper (Previous Years’ Questions) – Part 2 | Topic: Miscellaneous
- 6 min read
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Total Questions: 30 | Total Marks: 120 Q1. Which thermodynamic quantity is always positive? ΔH ΔG Entropy of universe Work For spontaneous processes, entropy of...
- Date: January 7, 2026
NEET UG – Chemistry Practice Paper (Previous Years’ Questions) Part 1
- 5 min read
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Part 1 | Topic: Miscellaneous Total Questions: 30 | Total Marks: 120 Q1. Which of the following is a state function? Heat Work Enthalpy Path...
- Date: January 3, 2026
Balancing School and Coaching: Tips for Parents Supporting NEET/IIT Aspirants
- 7 min read
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By Rahul Sir 1. Creating a Realistic Daily Schedule That Works for the Student As a teacher who has closely worked with NEET and IIT...
- Date: January 2, 2026
How to Choose the Right Online Tutor for NEET & IIT Preparation
- 9 min read
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A parent’s guide to evaluating tutor qualifications, teaching style, and track record. Introduction – By Rahul C Sir As a teacher who has spent years...
- Date: December 31, 2025
Chapter 12: Applied Grammar – From Theory to Practice in Real-World Communication
- 6 min read
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Introduction: The Bridge to Mastery You have navigated the intricate systems of English grammar—from the atoms of parts of speech to the complex architecture of...
- Date: December 25, 2025
Chapter 11: Common Errors and Polishing Your Prose – From Accuracy to Elegance
- 7 min read
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Introduction: The Final Polish You have now assembled a complete grammatical toolkit. You understand the components (Parts of Speech), the blueprints (Sentence Types), and the...
- Date: December 24, 2025
Chapter 10: Clauses and Sentence Types – The Architecture of Complex Thought
- 8 min read
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Introduction: From Words to Worlds Our journey through English grammar has equipped us with a formidable toolkit. We can identify and use every part of...
- Date: December 23, 2025
Top 10 Tools for Online Tutors to Make Their Job Easy
- 14 min read
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By Rahul C. Sir – IIT Level Mathematics Educator Introduction: Teaching Has Changed — And So Must Tutors When I started my journey as a...
- Date: December 22, 2025
Chapter 9: Prepositions and Conjunctions – The Architects of Relationship and Logic
- 11 min read
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Introduction: The Grammar of Connection Our grammatical journey has equipped us with powerful, self-contained units: naming words (nouns), action words (verbs), and describing words (adjectives...
- Date: December 15, 2025
Chapter 8: Prepositions and Conjunctions – The Architects of Relationship and Logic
- 14 min read
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Introduction: The Grammar of Connection Thus far, our grammatical journey has equipped us with powerful, self-contained units: naming words (nouns), action words (verbs), and describing...
- Date: December 10, 2025
Chapter 7: Adjectives and Adverbs – The Art of Description
- 9 min read
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Introduction: Painting with Words Our grammatical journey has equipped us with powerful tools. We can now identify the core elements of any sentence: the who/what (nouns/pronouns) and...
- Date: November 24, 2025
Chapter 6: Verbs – The Engines of the Sentence
- 9 min read
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Introduction: From Static to Dynamic We have now mastered the anchors of language—nouns and the pronouns that replace them. These words give our sentences subjects;...
- Date: November 20, 2025
Chapter 5: Pronouns – Standing in for Nouns
- 9 min read
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Introduction: The Elegance of Replacement In the last chapter, we delved deep into nouns, the anchors of our language. Now, imagine a paragraph without pronouns:...
- Date: November 19, 2025
Unit – 3 Cell Structure and Function – NEET Biology Class 11 Syllabus Full Notes
- 8 min read
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My dear NEET aspirants! This is Professor Anil Tyagi. Welcome to a cornerstone of your NEET preparation—Unit 3: Cell Structure and Function. This unit is...
- Date: November 16, 2025
English – Parts of Speech – MCQ – Paper 1 — Topic: Nouns
- 3 min read
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English – Parts of Speech – MCQ – Paper 1 — Topic: Nouns Instructions: Choose the best option (a/b/c/d) for each question. Each correct answer...
- Date: November 10, 2025
Features Affecting efficiency of an Electrical Transformer
- 3 min read
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When analyzing the efficiency of an electrical transformer, both numerical (quantitative) and categorical (qualitative) features can influence performance. Here’s a structured breakdown: ⚙️ Numerical Features...
- Date: November 5, 2025
Chapter 4: Nouns – Types, Number, and Case
- 7 min read
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Noun – Introduction: The Cornerstone of the Sentence In our journey to master English grammar, we began with the tools (the Parts of Speech) and...
- Date: November 3, 2025
Chapter 3: The Sentence and Its Core Components
- 4 min read
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This chapter acts as the crucial bridge between identifying individual words (the “bricks” of language) and understanding how they work together to create meaning (the...
- Date: October 29, 2025
Morphology and modifications; Tissues; Anatomy and functions of different parts of flowering plants
- 8 min read
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NEET UG BIOLOGY: ANATOMY OF FLOWERING PLANTS NOTES Unit 1 Notes A Comprehensive Lecture by Prof. Anil Tyagi, Ph.D. Welcome, future doctors. Just as you...
- Date: October 26, 2025
Chapter 2: The Parts of Speech – The Essential Building Blocks of English
- 9 min read
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Introduction: The Eight Word Families Imagine you are building a house. You need bricks, wood, cement, wires, and pipes. You wouldn’t try to build a...
- Date: October 25, 2025
English Grammar Course: The Definitive Guide to Articles (A, An, The)
- 5 min read
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What are Articles?Articles are words used before nouns to define them as specific or general. In English, there are three articles: a, an, and the....
- Date: October 25, 2025
Salient features and classification of animals – Notes for Unit 1 NEET Exam
- 8 min read
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My dear NEET aspirants! This is Professor Anil Tyagi. Today, we will embark on a systematic journey through the animal kingdom, a vast and highly...
- Date: October 20, 2025
Salient features and classification of plants into major groups – NEET Bio
- 8 min read
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Unit 1 A Comprehensive Lecture by Prof. Anil Tyagi, Ph.D. Welcome, future doctors. A strong grasp of the Plant Kingdom is essential. It forms the...
- Date: October 17, 2025
The Five Kingdom Classification & Atypical Life Forms : NEET UG Bio Unit 1
- 11 min read
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NEET UG BIOLOGY Unit 1: DIVERSITY IN THE LIVING WORLD The Five Kingdom Classification & Atypical Life Forms A Comprehensive Lecture by Prof. Anil Tyagi,...
- Date: October 17, 2025
IIT JEE Chemistry Practice Paper – Part 18: Ionic Equilibrium with Notes
- 6 min read
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Topic: Ionic Equilibrium Type: Multiple Choice Questions (MCQs) Marks: +4 for each correct answer Negative Marking: 0 (Practice Mode) The pH of 0.001 M HCl...
- Date: October 13, 2025
IIT JEE Chemistry Practice Paper – Part 17: Solutions & Colligative Properties
- 6 min read
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IIT JEE Chemistry Practice Paper – Part 17: Solutions & Colligative Properties Topic: Solutions & Colligative Properties Type: Multiple Choice Questions (MCQs) Marks: +4 for...
- Date: October 10, 2025
IIT JEE Chemistry Practice Paper – Part 16 (Thermodynamics) with Formula Sheet
- 4 min read
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Instructions: Each question carries 4 marks. Select the correct answer and click Submit to view your score, correct answers, and explanations. Q1. The internal energy...
- Date: September 28, 2025
The Story Behind Odtutor: Solving the Modern Tutoring Problem
- 7 min read
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The world of education is changing faster than ever before. Traditional classrooms are no longer the only place where learning happens. Today’s students live in...
- Date: September 26, 2025
IIT JEE Chemistry Practice Paper – Part 15 (Electrochemistry)
- 2 min read
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Instructions: Each question carries 4 marks. Select the correct answer and click Submit to view your score, correct answers, and explanations. Q1. The standard electrode...
- Date: September 26, 2025
Electrochemistry: The Science of Chemical Energy & Electrical Power
- 5 min read
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Strategic Notes for IIT-JEE and NEET Aspirants by Prof. Anil Tyagi Future innovators, welcome. Electrochemistry is not merely a chapter; it is the bridge between...
- Date: September 24, 2025
IIT JEE Chemistry Practice Paper – Part 14 (Coordination Compounds)
- 6 min read
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Instructions: Each question carries 4 marks. Select the correct option and click Submit to check your score, answers, and explanations. Q1. The coordination number of...
- Date: September 20, 2025
Biology for Class 10 ICSE – Unit 1: Basic Biology – The Blueprint of Life
- 10 min read
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Biology for Class 10 ICSE (2025-26) Unit 1: Basic Biology – The Blueprint of Life A Comprehensive Lecture by Prof. Anil Tyagi, Ph.D. My dear...
- Date: September 19, 2025
Top 20 Engineering Colleges in India – A Guide by Rahul C Sir
- 6 min read
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Engineering continues to be one of the most sought-after career paths in India. Every year, lakhs of students appear for competitive examinations like JEE Main...
- Date: September 18, 2025
Class 10 ICSE – Unit 1. Periodic Table, Periodic Properties & Variations Early classification (Dobereiner, Newlands, Mendeleev)
- 11 min read
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Unit 1: Periodic Table, Periodic Properties & Variations A Comprehensive Lecture by Prof. Anil Tyagi, Ph.D. My dear students, future custodians of health and scientific...
- Date: September 15, 2025
IIT JEE Chemistry Practice Paper – Part 13 (Chemical Kinetics)
- 4 min read
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Instructions: Each question carries 4 marks. Select the best answer and submit to view your score, correct answers, and explanations. Q1. The rate constant of...
- Date: September 13, 2025
IIT JEE Chemistry Practice Paper – Part 12 (Solutions)
- 4 min read
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IIT JEE Chemistry Practice Paper – Part 12 covers the topic of Solutions, an important unit of Physical Chemistry. This section focuses on concentration terms,...
- Date: September 11, 2025
Part 11 – IIT JEE Chemistry Practice Paper (Surface Chemistry)
- 2 min read
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IIT JEE Chemistry Practice Paper – Part 11 (Surface Chemistry) Instructions: This practice paper contains 10 multiple-choice questions from the topic Surface Chemistry. Each correct...
- Date: September 8, 2025
IIT JEE Chemistry Practice Paper (Electrochemistry) with 10 MCQs – Part 10
- 2 min read
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IIT JEE Chemistry Practice Paper – Part 10 (Electrochemistry) Instructions: This practice paper includes 10 multiple-choice questions from the topic Electrochemistry. Each correct answer gives...
- Date: September 3, 2025
IIT JEE Chemistry Practice Paper on Topic – Solid State -Part 9 – PYQs
- 2 min read
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IIT JEE Chemistry Practice Paper – Part 9 covers the topic of Solid State, a fundamental concept in Physical Chemistry. This section focuses on crystal...
- Date: August 30, 2025
IIT JEE Chemistry Practice Paper – Part 8 – Electrochemistry – PYQ
- 2 min read
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IIT JEE Chemistry Practice Paper – Previous Years’ Questions Part 8: Electrochemistry The standard electrode potential of Zn2+/Zn is -0.76 V and that of Cu2+/Cu...
- Date: August 26, 2025
IIT JEE Chemistry Practice Paper – Part 7 – Redox Reactions – PYQs
- 2 min read
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IIT JEE Chemistry Practice Paper – Previous Years’ Questions Part 7: Redox Reactions Q1. In the reaction: Zn + CuSO₄ → ZnSO₄ + Cu, which...
- Date: August 24, 2025
IIT JEE Chemistry Practice Paper Part 6– Thermodynamics Previous Years’ Questions.
- 2 min read
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IIT JEE Chemistry Practice Paper – Previous Years’ Questions Part 6: Thermodynamics Answer the following multiple-choice questions. Each correct answer carries 4 marks. Submit to...
- Date: August 22, 2025
Best Digital Tools for Online Tutors to Improve Engagement
- 5 min read
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Teaching in the digital era is no longer limited to delivering lectures on video calls. Students expect interactive lessons, personalized feedback, and engaging learning experiences....
- Date: August 17, 2025
IT JEE Chemistry Practice Paper Part 5: States of Matter PYQs
- 2 min read
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IIT JEE Chemistry Practice Paper – Part 4 Topic: States of Matter Attempt the following multiple-choice questions based on States of Matter. Each correct answer...
- Date: August 13, 2025
IT JEE Chemistry Practice Paper 4 – Atomic Structure – PYQs
- 2 min read
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IIT JEE Chemistry Practice Paper – Part 4 revisits the essential topic of Atomic Structure with another fresh set of multiple-choice questions inspired by previous...
- Date: August 11, 2025
IT JEE Chemistry Practice Paper 3 – Periodic Table – PYQs
- 2 min read
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Topic: Periodic Table Introduction: This set focuses on the Periodic Table – one of the most fundamental topics in chemistry, essential for understanding trends in...
- Date: August 10, 2025
IT JEE Chemistry Practice Paper 2 – Chemical Bonding – PYQs
- 2 min read
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IIT JEE Chemistry Practice Paper – Part 2 Topic: Chemical Bonding Introduction: Part 2 focuses on Chemical Bonding — a high-value topic for JEE Main...