CBSE Class 12 Chemistry Syllabus 2022-23

CBSE Class 12 Chemistry Syllabus 2022-23

The Central Board of Secondary Education has announced the Revised CBSE class 12 Chemistry syllabus 2022-23. Chemistry is an important subject for the Science stream students which emphasis on properties, structure, and constituents of matter or substance and its interactions with other forms of matter. The latest CBSE Class 12 Chemistry Syllabus 2022-23 has been announced and can be downloaded, students must make sure to go through class 12th chemistry syllabus class 12 for better understanding

The students preparing for the upcoming Chemistry Board Exam must prepare only from the Revised CBSE class 12 Chemistry syllabus 2022-23, as it provides students with an insight into which chapters are included for the exams and which topics are excluded for this academic year 2022-23. Class 12 chemistry syllabus NCERT  is provided in this post for student’s reference.

For students to have a proper strategic plan, Vidya Setu provides CBSE class 12 chemistry syllabus 2022-23 pdf download with detailed and updated information related to the CBSE class 12 Chemistry Syllabus. According to class 12 toppers as per class 12 results, students should make sure to go through the CBSE class 12 syllabus and class 12 date sheet very thoroughly.

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CBSE Class 12 Chemistry Syllabus 2022-23

Students preparing for preparation of the upcoming chemistry exam must have knowledge of the Revised CBSE Class 12 Chemistry Syllabus 2022-23. Total chapters in chemistry class 12 are explained below with important sub-topics. You can also find other science subject’s syllabus like the CBSE class 12 physics syllabus.

From this article, students can Download the Revised CBSE Class 12 Chemistry Syllabus 2022-23, with all the topics from the syllabus and updated weightage of each unit.


i) Separation of pigments from extracts of leaves and flowers by paper chromatography and

determination of Rf values.

ii) Separation of constituents present in an inorganic mixture containing two cations only

(constituents having large differences in Rf values to be provided).

A. Preparation of Inorganic Compounds

Preparation of double salt of Ferrous Ammonium Sulphate of Potash Alum. Preparation of Potassium Ferric Oxalate.

B. Tests for the functional groups present in organic compounds: 

Unsaturation, alcoholic, phenolic, aldehydic, ketonic, carboxylic, and amino (Primary) groups.

C. Characteristic tests of carbohydrates, fats and proteins in pure samples and their

detection in given foodstuffs.

D. Determination of concentration/ molarity of KMnO4 solution by titrating it against a standard solution of:

i) Oxalic Acid,

ii) Ferrous Ammonium Sulphate

(Students will be required to prepare standard solutions by weighing themselves).

E. Qualitative analysis

Determination of one cation and one anion in a given salt.

Cation : Pb2+, Cu2+ As3+, Aℓ3+, Fe3+, Mn2+, Zn2+, Cu2+, Ni2+, Ca2+, Sr2+, Ba2+, Mg2+, NH4

Anions: (CO3)2-, S2-, (SO3)2-, (NO2)-, (SO4)2-, Cℓ-, Br-, I-, PO3- 4, (C2O4)2-, CH3COO-, NO 3

(Note: Insoluble salts excluded)


Scientific investigations involving laboratory testing and collecting information from other sources

A few suggested Projects.

  • Study of the presence of oxalate ions in guava fruit at different stages of ripening.
  • Study of quantity of casein present in different samples of milk.
  • Preparation of soybean milk and its comparison with the natural milk with respect to curd formation, the effect of temperature, etc.
  • Study of the effect of Potassium Bisulphate as food preservative under various conditions(temperature, concentration, time, etc.)
  • Study of digestion of starch by salivary amylase and effect of pH and temperature unit.
  • Comparative study of the rate of fermentation of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.
  • Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), Illaichi(cardamom).
  • Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, chili powder, and pepper. Note: Any other investigatory project, which involves about 10 periods of work, can be chosen with the approval of the teacher.

CBSE Class 12 Chemistry Practical Evaluation Scheme

The CBSE class 12 chemistry practical consists of 30 marks. Before the practical exams, students must go thoroughly with the detailed evaluation schemes for the chemistry practical given below. The marking scheme of Chemistry class 12 is given by the CBSE. These practicals are majorly conducted on the campus only in front of externals.

Evaluation Scheme for ExaminationMarks
Volumetric Analysis08
Salt Analysis08
Content-Based Experiment06
Project Work04
Class record and viva04

CBSE Pattern for Class 12 Chemistry 2022-23

  • Theoretical Paper: 70 marks
  • Practical/ Project Work: 30 Marks

CBSE Class 12 Chemistry Question Paper Structure:

Time Duration3 Hours
Maximum Marks70 marks
Total No. of Questions37
Type of QuestionsVery Short Answer – 1 mark
Short Answer – 2 marks
Long Answer I – 3 marks
Long Answer II – 5 marks

How to Download CBSE Class 12 Chemistry Syllabus 2022-23

Class 12 students can also download the CBSE class 12 Chemistry syllabus from the official website as well as from this article. The steps to download the syllabus are given below.

  • Steps to download from Official Website

Step 1 – Visit the official website

Step 2 – On the top of the home page, you will see the option of ‘curriculum’. Click on the tab, it will redirect you to the syllabus page.

Step 3 – Now click on the option ‘Senior Secondary Curriculum (XI-XII)’

Step 4 – Select the ‘ Academic Electives – (Group-A)’ option. The list of subjects will now open on the screens.

Step 5 – Click on the subject names to download the syllabus for the respective subject.

Step 6 – Click on the download button and save the syllabus in pdf format.

  • Steps to Download the Syllabus from this article

1st StepOpen the PDF link.

2nd Step On the top right side, you will find an “arrow button”.

3rd Setp – By clicking the arrow button, your CBSE class 12 Chemistry syllabus will be downloaded on your device.

Note: To avoid confusion and complexity, download the CBSE class 12 chemistry syllabus 2022-23 from Vidya Setu by following 2 very easy steps.

CBSE Class 12 Chemistry Important Terminologies

Going thoroughly with the important terminologies will make the understanding clear about the subject. As per the revised CBSE class 12 Chemistry Syllabus, given below provided all the terminologies which will help students to score well in the upcoming Chemistry board exam.

Important TerminologyMeaning
Central Atom or IonThe ion or atom with which a fixed number of ions or groups are bound in a proper geometrical arrangement in a coordination entity around it
LigandsIons or molecules bound to the central metal atom or ion in a coordination entity
Coordination PolyhedronThe ligand atoms arrangement in a spatial form which is directly attached with central atom or ion
Oxidation Number of Central AtomThe charge an atom can carry if all the ligands are removed along with the electron pairs that are shared with the central atom
Coordination NumberNumber of ligand-donor atoms that are bonded directly to the metal
Coordination SphereThe central atom or ion and the ligands attached to it are enclosed in square brackets, collectively called coordination spheres.
Coordination CompoundsComplex compounds in which the transition metal atoms are bound to a number of anions or neutral molecules

Class 12 Chemistry Sample Papers with Solutions

Once the 12 class CBSE chemistry syllabus is completed, students need proper revision before appearing for the exam. Therefore, students must solve the CBSE class 12 chemistry sample papers to assess their preparations for the upcoming exam. Given below are the last 3 years of CBSE class 12 Chemistry Sample Papers with a solution.

CBSE class 12 chemistry sample paper 2022-23Sample PaperAnswer
CBSE class 12 chemistry sample paper 2019-20Sample PaperAnswer
CBSE class 12 chemistry sample paper 2018-19Sample PaperAnswer

CBSE Class 12 Chemistry Grading Scheme

As per the CBSE curriculum, the grades and marks of the class 12 exam are awarded to students on the basis of a 9-point grading system. Check out the Assessment scheme of CBSE class 12 upcoming chemistry exam 2022-23 given below.

CBSE Class 12 Chemistry Grading Scheme
A-1Top 1/8th of the passed candidates
A-2Next 1/8th of the passed candidates
B-1Next 1/8th of the passed candidates
B-2Next 1/8th of the passed candidates
C-1Next 1/8th of the passed candidates
C-2Next 1/8th of the passed candidates
D-1Next 1/8th of the passed candidates
D-2Next 1/8th of the passed candidates
EFailed Candidates

The prescribed book for chemistry is the NCERT chemistry book. NCERT Class 12 chemistry books have detailed explanations of each and every topic in a very easy language. By studying for the NCERT books students can clear the chemistry exam with good marks. You can also find the NCERT solutions for class 12 chemistry at Vidya Setu.

Class 12 Chemistry Exam 2022-23: Preparation Tips

To get the best result in the upcoming CBSE Class 12 Chemistry exam, students must follow the given tips below:

  • First of all, students must prepare a strict study plan.
  • Students must then have all the study material such as NCERT book, sample papers, question paper, revised chemistry syllabus, etc.
  • Before starting the preparation, the CBSE chemistry syllabus for class 12 pdf. Students must have a knowledge of what topics are included and deleted for this academic year 2022-23.
  • As per the weightage of each unit students must devote their time to the particular topic.
  • Try to learn all the important terminologies related to the subject.
  • Revision is very critical for every student. So, to have a proper revision try to solve the chemistry sample papers.


For better and advanced learning, students must Enroll Now with Vidya Setu. Vidya Setu is renowned for outstanding results every year. For all the latest and updated information regarding Class 11 and class 12, visit this page.

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