Introduction

CBSE Class 11 students often need a single resource containing all key formulas across subjects like Mathematics, Physics, Chemistry, Accountancy, and Economics for quick revision. Memorizing formulas and understanding their applications is crucial for scoring well in exams. To meet this need, CBSE Class 11 Formulas Revision Notes 2025‑26 PDF has been created, consolidating all essential formulas in a simple and accessible format.

These notes are designed for students who want to save time, revise effectively, and strengthen problem-solving skills. The PDF is structured chapter-wise and subject-wise, making it ideal for last-minute preparation before exams.

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Why Formula Notes Are Important for Class 11

Formulas are the backbone of numerical and theoretical problem-solving in subjects like Mathematics, Physics, Chemistry, Accountancy, and Economics. The importance of formula notes includes:

• Quick Reference: Students can find all formulas in one place instead of flipping through multiple textbooks.

• Time-Saving: Ideal for revision before exams or tests.

• Accuracy: Helps avoid mistakes in calculations and applications of formulas.

• Exam-Focused: Highlights frequently used formulas and key derivations.

• Confidence Boosting: Knowing formulas improves speed and accuracy during exams.

By using well-prepared formula notes, students can improve problem-solving efficiency and increase overall marks.

Download Free PDF

The CBSE Class 11 Formulas Revision Notes 2025‑26 PDF can be downloaded for free from Studentbro.in. The PDF is compatible with all devices and organized for easy navigation.

Download Link: CBSE Class 11 Revision Notes 2025‑26 PDF (Visit this link on Studentbro.in to download Formula notes and other Class 11 study materials)

Coverage of Formulas in the Revision Notes

The Class 11 Formulas Revision Notes cover all subjects in the CBSE 2025‑26 syllabus. They are organized to make revision systematic and easy.

Mathematics Formulas:

Algebra :

• Quadratic equations, factorization, and identities

• Arithmetic Progression and Geometric Progression formulas

• Binomial theorem expansions and applications

Calculus :

• Differentiation formulas and rules

• Integration formulas and standard results

• Limits and continuity formulas

Coordinate Geometry :

• Distance, section, and midpoint formulas

• Equation of lines, circles, parabola, ellipse, and hyperbola

Statistics :

• Mean, median, mode, standard deviation, and variance formulas

Physics Formulas:

Mechanics

• Kinematics: v=u+atv = u + atv=u+at, s=ut+12at2s = ut + \frac{1}{2}at^2s=ut+21​at2

• Newton’s Laws and force equations

• Work, Energy, and Power formulas

Thermodynamics

• First law of thermodynamics

• Heat capacity and calorimetry formulas

Electrostatics & Magnetism

• Coulomb’s law, Ohm’s law, and magnetic force formulas

Optics

• Lens and mirror formulas, magnification

Chemistry Formulas:

Physical Chemistry:

• Mole concept, molarity, molality, normality formulas

• Gas laws: PV = nRT, Ideal gas equations

• Thermochemistry and entropy formulas

Organic Chemistry

• Functional group formulas and reaction equations

• Isomerism and stereochemistry formulas

Inorganic Chemistry

• Atomic mass, molar mass, and stoichiometry formulas

• Periodic table relationships and key constants

Accountancy Formulas:

Financial Accounting

• Accounting equation: Assets = Liabilities + Capital

• Depreciation formulas: Straight Line Method, Reducing Balance Method

• Ratio Analysis: Current ratio, Debt-Equity ratio, Profitability ratios

Economics Formulas:

Microeconomics

• Price elasticity of demand, Income elasticity, Cross elasticity formulas

• Cost formulas: Total cost, Average cost, Marginal cost

Macroeconomics

• National income calculations: GDP, GNP, NNP, Per capita income

• Inflation, deflation, and fiscal deficit formulas

How Formula Notes Help in Exam Preparation

Quick Revision :

All essential formulas are compiled in one PDF for fast reference before exams.

Easy Memorization :

Organized subject-wise and chapter-wise for systematic learning.

Time-Saving :

No need to search through textbooks; focus directly on formulas and applications.

Accuracy :

Reduces errors in calculations and ensures correct application of formulas.

Confidence :

Students feel more prepared for exams knowing all key formulas in one place.

Study Strategies for Using Formula Notes

Regular Practice :

Apply formulas to solve numerical problems daily to strengthen retention.

Highlight Important Formulas :

Underline frequently used and difficult formulas for quicker recall.

Create Formula Charts :

Visual charts for formulas make revision faster and easier.

Practice Previous Years’ Questions :

Use formulas in past exam questions to ensure proper application.

Group Study :

Discuss problem-solving strategies and formula applications with peers.

Benefits of Using Studentbro.in Formula Notes

Studentbro.in provides high-quality, updated study materials for CBSE students, including formula notes. Benefits include:

• Access to syllabus-aligned formulas

• Concise and simplified presentation

• Chapter-wise and subject-wise structured content

• PDF format for offline access

• Regular updates for the latest CBSE resources

Conclusion

The CBSE Class 11 Formulas Revision Notes 2025‑26 PDF Free Download from Studentbro.in is a must-have resource for students across all streams. These notes include all essential formulas from Mathematics, Physics, Chemistry, Accountancy, and Economics, organized for easy revision and exam preparation. Download your PDF today from the subscription link above and make your Class 11 exam preparation efficient and stress-free.