CBSE Class 12 Chemistry Practical 2025: Secret Ideas to Score Big!

CBSE Class 12 Chemistry Practical 2025: Secret Ideas to Score Big!

Upcoming Event

CBSE Class 12th Exam Date:17 Feb' 26 - 17 Feb' 26

Mallika ThaledderUpdated on 03 Jan 2025, 10:17 AM IST

The Central Board of Secondary Education (CBSE) is conducting the CBSE 12th practical exam from January 1 to February 14, 2025. Earlier, the CBSE board held the CBSE 12th practical exam for winter-bound schools from November 5 to December 14, 2025. Students can find the CBSE class 12th date sheet online on the official website, cbse.nic.in.

This Story also Contains

  1. CBSE 12th Class Chemistry Practical Marking Scheme 2025
  2. CBSE 12th Chemistry Practical Project Ideas 2025
  3. List of CBSE Class 12 Chemistry Practical Exam 2025
CBSE  Class 12 Chemistry Practical 2025: Secret Ideas to Score Big!
CBSE Class 12 Chemistry Practical 2025: Secret Project Ideas & Evaluation Tips

Students appearing for the CBSE 12th exam must read the entire CBSE 12th Chemistry syllabus before the examination. It will help them understand the concept and topics, sub-topics that will be asked in the exam. Read this entire article to learn more about the CBSE 12th Chemistry practical exam 2025.

CBSE 12th Class Chemistry Practical Marking Scheme 2025

The CBSE 12th exam will carry 100 marks in total. The CBSE 12th Chemistry paper will be divided into two parts, theory and practical. The CBSE Chemistry theory paper will carry 70 marks, while the CBSE 12 practical paper will carry 30 marks. Check out the CBSE class 12th Chemistry practical marks distribution below:

CBSE 12th Class Chemistry Practical Evaluation Scheme


Evaluation Scheme for Examination

Marks

Volumetric Analysis

8 marks

Salt Analysis

8 marks

Content-Based Experiment

6 marks

Project Work

4 marks

Class Record and Viva

4 marks

Total

30 marks

CBSE 12th Chemistry Practical Project Ideas 2025

Below, we have listed some of the scientific investigations involving laboratory testing and collecting information that might be involved in the CBSE 12th Chemistry practical project 2025.

  • Study the presence of oxalate ions in guava fruit at different stages of ripening.

  • Study of quality of casein present in different samples of milk.

  • Preparation of soybean milk and its comparison with the natural milk with respect to curd formation, 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 on it.

  • Comparative study of the fermentation rate of the following materials: wheat flour, gram flour, potato juice, carrot juice, etc.

  • Extraction of essential oils present in Saunf (aniseed), Ajwain (carum), and Illaichi (cardamom).

  • Study of common food adulterants in fat, oil, butter, sugar, turmeric powder, chilli powder and pepper.

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Note: Any other investigatory project that requires approximately 10 periods of work can be selected with the teacher's approval.

CBSE Class 12th Chemistry Practical Exam Guidelines 2025

Below, we have provided the general CBSE 12th Chemistry practical examination guides for students. The CBSE class 12Chemistry

  • The CBSE 12th Chemistry practical examination will be conducted for a duration of 2 hours.

  • The written examination in CBSE 12th Chemistry will be conducted for 30 minutes.

  • A total of 15 short answer type questions will be asked in the CBSE 12th practical written examination, out of which students must answer any 10 questions.

  • The questions will be generated jointly by the external/internal examiner and used for assessment.

  • Students must maintain a proper practical notebook.

  • They must record at least five listed experiments as per the specific instructions for each subject.

  • The CBSE 12th Chemistry practical notebook will include aim, apparatus required, simple theory, procedure, related practical skills, precautions etc.

  • The viva will include questions based on theory/principle/concept, apparatus/materials/chemicals required, procedure, precautions, sources of error etc.

List of CBSE Class 12 Chemistry Practical Exam 2025

The CBSE 12th Chemistry practical experiments are divided into two sections, Section A and Section B. Students must perform every experiment mentioned in Section B.

List of CBSE 12th Chemistry Practicals (Section A)

List of CBSE 12th Chemistry Practicals (Section B)

Frequently Asked Questions (FAQs)

Q: How many marks does the CBSE 12th Chemistry practical exam carry?
A:

The CBSE 12th Chemistry practical paper will carry 30 marks.

Q: What is the total duration of CBSE 12th Chemistry practical examination 2025?
A:

The CBSE 12th practical examination will be conducted for 2 hours.

Q: When will the CBSE Class 12th Chemistry practical exam be held?
A:

The board has already conducted the CBSE 12th practical examination for winter-bound schools from November 5 to December 14, 2024. However, the CBSE 12th practical exam for regular CBSE-affiliated schools will be conducted from January 1 to February 14, 2025.

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Questions related to CBSE Class 12th

On Question asked by student community

Have a question related to CBSE Class 12th ?

Hello,

Since you have passed 10th and 12th from Delhi and your residency is Delhi, but your domicile is UP, here’s how NEET counselling works:

1. Counselling Eligibility: For UP NEET counselling, your UP domicile makes you eligible, regardless of where your schooling was. You can participate in UP state counselling according to your NEET rank.

2. Delhi Counselling: For Delhi state quota, usually 10th/12th + residency matters. Since your school and residency are in Delhi, you might also be eligible for Delhi state quota, but it depends on specific state rules.

So, having a Delhi Aadhaar will not automatically reject you in UP counselling as long as you have a UP domicile certificate.

Hope you understand.

Hello,

You can access Free CBSE Mock tests from Careers360 app or website. You can get the mock test from this link : CBSE Class 12th Free Mock Tests

Hope it helps !

Yes, it is possible for a student who has done their 12th grade already to take upto 4 exams of their requirement. This is possible through the NIOS, NATIONAL INSTITUTE OF OPEN SCHOOLING. Get more info about the exam and the board through the following link.

https://school.careers360.com/exams/nios-class-12

For CBSE the PREVIOUS YEARS PAPERS can be accessed through the following link for the Concerned subjec by careers360.

https://school.careers360.com/boards/cbse/cbse-class-12-physics-last-5-years-question-papers-free-pdf-download

Consequently Careers360 does also have a chapter wise scheme of PYQs, you can access the STUDY MATERIAL (PYQs.) from the following link -

https://school.careers360.com/boards/cbse/cbse-question-bank

Thankyou.


Hello,

Sorry, but JoSAA does not accept marks from two different boards for the same qualification during counselling. However, you can use your NIOS marks to meet the JEE Main/Advanced eligibility criteria if they are better than your CBSE marks. You can use your NIOS marks for the eligibility check, but when presenting your documents, you may be required to present both marksheets and the one with the higher marks for each subject will be considered.

I hope it will clear your query!!