CBSE 12th Chemistry practical question papers 2025-26 will contain three experiments, an investigatory project, class records, and viva voce. The viva voce will be conducted on the basis of the experiments given in the examination.
CBSE 12th Chemistry practical question papers 2025-26 are an important aspect of the Chemistry practical examination. These question papers contain all the important practical questions that help students understand the question paper pattern and mark distribution of the chemistry practical exam. It will help them perform better and score higher marks in the CBSE Class 12th board exams.
The CBSE class 12th chemistry practical exam paper carries a total of 30 marks. The question paper consists of 3 experiments, an investigatory project, a class record, and a viva voce. You must score at least 10 marks in the practical exam to pass the subject. The details about the chemistry practical question papers, along with the kinds of questions and the marks distribution, are discussed in this article.
CBSE 12th Chemistry Practical Syllabus PDF 2025-26
The syllabus PDF for the CBSE 12th chemistry practical for the session 2025-26 is tabulated below. The CBSE class 12th chemistry practical question papers will be curated based on the updated syllabus.
| Particulars | PDF Link |
| CBSE 12th Chemistry Practical Syllabus | Download Here |
Also Check: CBSE Class 12 Question Bank - All Subjects PDF Download
CBSE 12th Chemistry Practical Question Papers 2025-26 Marks Distribution
The marks distribution for the CBSE class 12th chemistry practical question paper has been shared below:
| Topic | Marks Distribution |
| Experiment 1 (Volumetric Analysis) | 8 |
| Experiment 2 (Salt Analysis) | 8 |
| Experiment 3 (Based on Content) | 6 |
| Investigatory Project | 4 |
| Class Record and Viva-Voce | 4 |
| Total Marks | 30 |
CBSE 12th Chemistry Practical Question Papers 2025-26 Preparation Tips
You must follow the preparation tips given below while preparing for the CBSE 12th chemistry practical question papers 2025-26:
- Practising the experiments
It is of utmost importance to practise the experiments to score full marks in the practical exams. The identification of salt and other components, as asked in the experiment, requires good practice and knowledge of the properties of the chemical salts and compounds.
- Understanding the component
The components must be identified correctly. There are a number of salts and compounds with closely similar characteristics, with minute differences. It is important to understand these differences for the sake of correct identification of the component.
- The class record book
The class record book carries 4 marks. This record book must contain all the experiments, observations, and inferences drawn from the experiments in the prescribed manner.
- Viva Voce
The viva voce for the chemistry practical exam will be taken based on the experiments done in the exam. Understanding and correct identification of the components will help the students to score full marks in the viva voce.
- Investigatory project
It is crucial to do the topic selection for the investigatory project wisely. Only such topics must be chosen with which the students are most familiar.
- Management of time
It is crucial to develop good time management skills as the exam will consist of three experiments. The time distribution for each experiment must be kept in mind to be able to complete all three experiments in time.
Also Check: CBSE Class 12th Chemistry Syllabus 2025-26
CBSE Class 12th Chemistry Practical Question Paper Popular Topics for Investigatory Project
As per the trends, the most popular topics for the investigatory project in the CBSE class 12th chemistry practical question paper 2026 are listed below.
- Studying the presence of the oxalate ions in a guava in various stages of its ripening.
- Studying the amount of casein present in various milk samples.
- Preparing soybean milk. The difference between soybean milk and natural milk lies in terms of curd formation, the effect of temperature, and other factors.
- Studying Potassium Bisulfate as a preservative of food under varying conditions of temperature, time, and concentration.
- Studying starch digestion by salivary amylase along with the effect of temperature and pH on it.
- Doing a comparative study on the fermentation rate of materials like gram flour, wheat flour, carrot juice, potato juice, etc.
- Extracting essential oils in Ajwain, Saunf (aniseed), Illaichi (cardamom), etc.
- Studying the most common food adulterants in oil, fat, butter, turmeric powder, sugar, pepper, and chilli powder.
Also Check: CBSE Class 12th Physics Question Paper
CBSE Class 12th Chemistry Practical Question Paper 2026 Prescribed Books
The books that are officially prescribed for CBSE class 12 chemistry practical question papers are:
- Chemistry Class XI, (Part I and II) - NCERT
- Chemistry Class XII, (Part I and II) - NCERT
Also Check: CBSE Class 12th Physics Syllabus 2025-26: Download PDF
Conclusion
This guide includes the CBSE Class 12 Chemistry Practical framework, highlighting mark distribution, important topics, and more. It helps students understand experimental techniques, accurate record-keeping, and strategic topic selection for investigatory projects. Furthermore, it also ensures you get good marks in the practicals.
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Total practical exam marks: 30. -
Minimum passing marks: 10. -
Exam includes 3 experiments, project, record, and viva. -
Papers follow updated 2025-26 practical syllabus.
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