JEE Main Important Chemistry formulas
As per latest syllabus. Chemistry formulas, equations, & laws of class 11 & 12th chapters
The Central Board of Secondary Education (CBSE) follows the NCERT books, and the lab manuals for class 11 are also published by NCERT. The CBSE Class 11 Maths lab manual 2026 includes the activities and practicals which the students need to perform during their academic cycle. These practicals are done under the guidance of the respective teachers. During the practical exam conducted by the schools, the students will be assessed based on their practical skills and knowledge. To perform well and understand the practicals, students can download the CBSE Class 11 Maths lab manual 2026 PDFs available on the official website of NCERT, at ncert.nic.in.
The students can download the CBSE Class 11 Maths lab manual 2026 PDF from the link mentioned in the table given below.
Activity | PDF links |
Activities 1 to 10 | |
Activities 11 to 20 | |
Activities 21 to 33 |
The CBSE Class 11 Mathematics lab manual 2026 is a detailed book that includes the detailed procedure, objective, materials required, method of constructions, and the demonstration of the activities and practicals.
Students who want to download the CBSE Class 11 Maths Lab Manual 2026 can visit the official website of NCERT and follow the instructions mentioned below.
Visit the official website of NCERT at ncert.nic.in.
On the homepage, students will find the ‘Publication’ section on the menu bar.
Click on the publication option and find the link for ‘Laboratory Manuals’.

Now, select the class and subject.
Download the PDF and print it for future reference.
Objective: To find the number of subsets of a given set and verify that if a set has n elements, then the total number of subsets is 2^n.
Materials required: Paper, different coloured pencils.
Method of construction:
Take the empty set (say) A0, which has no element.
Take a set (say) A1 which has one element (say) a1.
Take a set (say) A2 which has two elements (say) a1 and a2.
Take a set (say) A3 which has three elements (say) a1, a2 and a3.


Observation:
The number of subsets of A0 is __________ = 2
The number of subsets of A1 is __________ = 2
The number of subsets of A2 is __________ = 2
The number of subsets of A3 is __________ = 2
The number of subsets of A10 is = 2 6.
The number of subsets of An is = 2
Application: The activity can be used for calculating the number of subsets of a given set.
The lab manual for the CBSE Class 11 Maths practical exam has several features, and here are some important things the students need to know.
The students get the opportunity to understand the abstract ideas through the objectives of the activities.
The concepts of relations and functions can be easily understood by making working models and by making arrow diagrams using wires.
To understand the concept of function and its inverse function, the students need to draw their graphs using mathematical instruments and using the concept of image about the line y = x, which can be done only in the laboratory.
Working in the laboratory, the teachers can encourage the students to discuss with others and participate in the activities.
By performing lab activities, students can thoroughly understand the three-dimensional concepts using the 3-D models.
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Frequently Asked Questions (FAQs)
There are a total of 33 activities in the mathematics lab manual for class 11.
Yes, the CBSE Class 11 Maths lab manual is available on the official website of NCERT, at ncert.nic.in.
On Question asked by student community
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Given below are the links to access the CBSE Class 10th exam pattern:
https://school.careers360.com/exams/cbse-class-10th
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Here are the links to the CBSE Half-yearly Question Papers (2025-2026).
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