Careers360 Logo
NCERT Class 12 Notes - Download Subject wise PDF Notes

NCERT Class 12 Notes - Download Subject wise PDF Notes

Edited By Irshad Anwar | Updated on May 08, 2025 11:34 AM IST

NCERT Class 12 Notes are extremely useful for those students who are preparing for board exams and other competitive exams. These notes help in understanding complex concepts by giving short and essential points and are designed by experts to allow students to revise quickly and recollect key concepts without the need to go through the entire textbook once again. Properly maintained revision notes and NCERT Solutions at hand prove to be time-saving measures, greatly improving study techniques.

This Story also Contains
  1. Subject-Wise CBSE Class 12 Notes
  2. Class 12 Subject-wise Weightage with Chapters
  3. Benefits Of NCERT Class 12 Notes
NCERT Class 12 Notes - Download Subject wise PDF Notes
NCERT Class 12 Notes - Download Subject wise PDF Notes

It is a good idea to use these notes since they allow students to study quickly and gain more confidence with their exams. They divide tough subjects into easier parts, which are usually done with pictures and examples to better understand the concepts. This way, they prove to be not only helpful for board exams but also for entrance exams like NEET and JEE, so that students can prepare well and give their best. Also, Class 11 is a bridge for most of the entrance exams, and hence, a thorough understanding of its concepts through NCERT Notes for Class 11 is necessary.

Background wave

Subject-Wise CBSE Class 12 Notes

These notes are beneficial for students studying Biology, Chemistry, Maths, and Physics. The NCERT notes include important topics, formulas, and descriptions, but lack clear proofs. They're perfect for last-minute revision and allow students to study in depth for CBSE board exam preparation. They can be downloaded as PDFs and accessed offline. Some key points about these notes are given below:

FeatureDescription
Subjects CoveredBiology, Chemistry, Mathematics, Physics
Content TypeImportant points, formulas, and explanations
ExclusionsDetailed proofs
FormatDownloadable PDFs for offline use
PurposeQuick review for exams and tests
AdvantagesSaves time, makes studying easier, and helps with exam prep

The following are the links to the notes PDF of 12th grade for all subjects:

Download, revise, and save time

Class 12 Subject-wise Weightage with Chapters

Here is a complete subject-wise weightage table for Class 12 CBSE board exams (2025-26), including Physics, Chemistry, Biology, and English chapters, based on the latest official syllabus and exam pattern. This will help students prioritise their preparation effectively.

Physics (Theory: 70 marks, Practical: 30 marks)

Physics demands a clearing of concepts and problem-solving skills in important units such as Optics and Magnetism. The table below shows the marks given to each chapter.

Unit No.Unit NameChaptersMarks
IElectrostatics1. Electric Charges and Fields
2. Electrostatic Potential and Capacitance
10
IICurrent Electricity3. Current Electricity6
IIIMagnetic Effects of Current and Magnetism4. Moving Charges and Magnetism
5. Magnetism and Matter
11
IVElectromagnetic Induction and AC6. Electromagnetic Induction
7. Alternating Current
6
VElectromagnetic Waves8. Electromagnetic Waves4
VIOptics9. Ray Optics and Optical Instruments
10. Wave Optics
14
VIIDual Nature of Radiation and Matter11. Dual Nature of Radiation and Matter4
VIIIAtoms and Nuclei12. Atoms
13. Nuclei
8
IXElectronic Devices14. Semiconductor Electronics7
Total

70

Practical Weightage (30 marks): Experiments, practical record, viva, investigatory project, etc.

Chemistry (Theory: 70 marks, Practical: 30 marks)

Chemistry covers physical, inorganic, and organic sections with significant weightage on Electrochemistry and Organic Chemistry chapters. Prioritising these chapters can boost your overall score.

UnitChaptersMarks
Physical ChemistrySolutions
Electrochemistry
Chemical Kinetics
23
Inorganic Chemistryd- and f-Block Elements
Coordination Compounds
14
Organic ChemistryHaloalkanes and Haloarenes
Alcohols, Phenols and Ethers
Aldehydes, Ketones and Carboxylic Acids
Amines
Biomolecules
33
Total
70

Practical Weightage (30 marks): Volumetric analysis, salt analysis, content-based experiments, project work, viva, etc.

Biology (Theory: 70 marks, Practical: 30 marks)

Biology highlights chapters related to Genetics, Reproduction, and Human Welfare. Understanding these chapters thoroughly is essential for scoring well.

Unit No.Unit NameChaptersMarks
VIReproductionSexual Reproduction in Flowering Plants
Human Reproduction
Reproductive Health
16
VIIGenetics and EvolutionPrinciples of Inheritance and Variation
Molecular Basis of Inheritance
Evolution
20
VIIIBiology and Human WelfareHuman Health and Diseases
Microbes in Human Welfare
12
IXBiotechnology and Its ApplicationsBiotechnology - Principles and Processes
Biotechnology and Its Applications
12
XEcology and EnvironmentOrganisms and Populations
Ecosystem
Biodiversity and Its Conservation
10
Total

70

Practical Weightage (30 marks): Major and minor experiments, slide preparation, spotting, project work, viva, etc.

English Core (Theory: 80 marks)

The English Core paper is divided into three main sections: Reading, Writing, and Literature. Each section tests different skills and includes specific chapters from the prescribed books.

SectionTopics/Skills CoveredMarks
Reading SkillsUnseen passages (factual, descriptive, literary), comprehension, vocabulary22
Writing SkillsNotice writing, formal/informal invitations, letters (job application, letters to the editor), article/report writing18
Literature TextbooksProse and poetry from Flamingo and Vistas (including plays, stories, and poems)40
Total
80

Subject-Wise Class 11 Revision Notes

CBSE Class 12 Biology notes are provided for 16 chapters, Chemistry for 16 chapters, Mathematics for 13 chapters, and Physics for 14 chapters. Along with NCERT notes, students can use NCERT solutions to practice problems and CBSE previous year papers for board exam preparation.

Subject-Wise NCERT Class 12 Solutions

12 standard students can access the best solutions for Physics, Chemistry, Maths, and Biology on careers360.

Benefits Of NCERT Class 12 Notes

  • Students can refer to the notes to solve homework problems, as the notes cover the main topics and formulas

  • They can be used to prepare for board exams that follow the NCERT syllabus

  • These resources can be used to revise the concepts in Biology, Physics, Chemistry and Mathematics of 12th grade.

NCERT Class 12 Exemplar Subject Wise

Students must go through the exemplar to strengthen their grasp strong on the subject.


Frequently Asked Questions (FAQs)

1. What are the subjects covered in Class 12 NCERT notes?

The NCERT notes for Class 12 is provided for 4 subjects namely Physics, Chemistry, Biology and Mathematics for Class 12. And Science and Mathematics for Class 9 and 10

2. What are the features of NCERT Class 12th Notes?

The NCERT notes for Class 12 contains a brief outline to each topic of NCERT and the necessary formulas without the derivations. 

3. Can NCERT notes give me a 90+ score in the CBSE board exam?

The NCERT notes alone are not sufficient to score good in the exam. NCERT notes for Class 12th can be used to revise major concepts and the formulas of the chapter. Along with NCERT notes one should practice NCERT questions and previous year papers to get a 90+ score in the CBSE Class 12th exam.

4. Whether the NCERT Class 12th notes give solutions to the NCERT questions?

No, the NCERT notes do not solve any questions. For solutions students can refer to NCERT solutions for Class 12

A block of mass 0.50 kg is moving with a speed of 2.00 ms-1 on a smooth surface. It strikes another mass of 1.00 kg and then they move together as a single body. The energy loss during the collision is

Option 1)

0.34\; J

Option 2)

0.16\; J

Option 3)

1.00\; J

Option 4)

0.67\; J

A person trying to lose weight by burning fat lifts a mass of 10 kg upto a height of 1 m 1000 times.  Assume that the potential energy lost each time he lowers the mass is dissipated.  How much fat will he use up considering the work done only when the weight is lifted up ?  Fat supplies 3.8×107 J of energy per kg which is converted to mechanical energy with a 20% efficiency rate.  Take g = 9.8 ms−2 :

Option 1)

2.45×10−3 kg

Option 2)

 6.45×10−3 kg

Option 3)

 9.89×10−3 kg

Option 4)

12.89×10−3 kg

 

An athlete in the olympic games covers a distance of 100 m in 10 s. His kinetic energy can be estimated to be in the range

Option 1)

2,000 \; J - 5,000\; J

Option 2)

200 \, \, J - 500 \, \, J

Option 3)

2\times 10^{5}J-3\times 10^{5}J

Option 4)

20,000 \, \, J - 50,000 \, \, J

A particle is projected at 600   to the horizontal with a kinetic energy K. The kinetic energy at the highest point

Option 1)

K/2\,

Option 2)

\; K\;

Option 3)

zero\;

Option 4)

K/4

In the reaction,

2Al_{(s)}+6HCL_{(aq)}\rightarrow 2Al^{3+}\, _{(aq)}+6Cl^{-}\, _{(aq)}+3H_{2(g)}

Option 1)

11.2\, L\, H_{2(g)}  at STP  is produced for every mole HCL_{(aq)}  consumed

Option 2)

6L\, HCl_{(aq)}  is consumed for ever 3L\, H_{2(g)}      produced

Option 3)

33.6 L\, H_{2(g)} is produced regardless of temperature and pressure for every mole Al that reacts

Option 4)

67.2\, L\, H_{2(g)} at STP is produced for every mole Al that reacts .

How many moles of magnesium phosphate, Mg_{3}(PO_{4})_{2} will contain 0.25 mole of oxygen atoms?

Option 1)

0.02

Option 2)

3.125 × 10-2

Option 3)

1.25 × 10-2

Option 4)

2.5 × 10-2

If we consider that 1/6, in place of 1/12, mass of carbon atom is taken to be the relative atomic mass unit, the mass of one mole of a substance will

Option 1)

decrease twice

Option 2)

increase two fold

Option 3)

remain unchanged

Option 4)

be a function of the molecular mass of the substance.

With increase of temperature, which of these changes?

Option 1)

Molality

Option 2)

Weight fraction of solute

Option 3)

Fraction of solute present in water

Option 4)

Mole fraction.

Number of atoms in 558.5 gram Fe (at. wt.of Fe = 55.85 g mol-1) is

Option 1)

twice that in 60 g carbon

Option 2)

6.023 × 1022

Option 3)

half that in 8 g He

Option 4)

558.5 × 6.023 × 1023

A pulley of radius 2 m is rotated about its axis by a force F = (20t - 5t2) newton (where t is measured in seconds) applied tangentially. If the moment of inertia of the pulley about its axis of rotation is 10 kg m2 , the number of rotations made by the pulley before its direction of motion if reversed, is

Option 1)

less than 3

Option 2)

more than 3 but less than 6

Option 3)

more than 6 but less than 9

Option 4)

more than 9

Back to top