Read and download the CBSE Class 11 Chemistry Sample Paper Set 15, designed by expert teachers according to the latest 2025-26 curriculum and examination pattern issued by CBSE, NCERT, and KVS. These Class 11 Chemistry sample papers include detailed step-by-step solutions, helping students to practice and evaluate their performance against the most recent marking schemes.
Solved Sample Paper for Class 11 Chemistry PDF
Our Class 11 Chemistry model papers are important for understanding the weightage of different chapters and the difficulty level of expected questions. By solving these guess papers Class 11 students can identify weak areas and improve time management. We also suggest referring to our Class 11 Chemistry Question Papers of previous years to further strengthen your exam preparation.
Class 11 Chemistry Sample Paper with Solutions
Q.1. Anything that influences the valence electrons will affect the chemistry of the element. Which of the following factors does not affect the valence shell?
a) Valence principal quantum number b) Nuclear charge
b) Nuclear mass d) Number of core electrons
Q.2. Considering the elements B, C, N, F, and Si, the correct order of their nonmetallic character is :
a) B> C> Si> N> F b) Si> C> B> N> F
c) F >N> C> B >Si d) F> N> C> Si> B
Q.3. What do you understand by the term limiting reagent?
Q.4. How many electrons in an atom may have the following quantum numbers?
a) n= 3 , ms = + ½ b) n = 4 , l = 0
Q.5. State the law of multiple proportions. 1M
Q.6. Indicate the number of unpaired electrons in S and Cr.
Q.7. Express the following numbers in three significant figures: a)6.022 x 1023 b) 34.21
Q.8. Find the energy of the photon which corresponds to the light of frequency 3 x 1015 Hz.
Q.9. Explain why Be has higher ΔiH than B?
Q.10. Calculate the mass of one molecule of sulphur dioxide (SO2).
Q.11. (1) What do you mean by threshold frequency?
(2) Why Bohr’s orbits are also known as energy levels?
Q.12. How would explain the fact that the first ionization enthalpy of sodium is lower than that of magnesium but its second ionization enthalpy is higher than that of magnesium?
Q.13. (1) What are the units of molarity? What is the effect of temperature on molarity of a solution?
(2) How are 0.50 mol Na2CO3 and 0.50 M Na2CO3 different?
Q.14. (1) What are the possible values of n, l and m for the electron in 3p orbital?
(2) (a) What is the maximum number of electrons that can be accommodated in an orbital with ml = +3?
(b) Write the electronic configuration for copper. (at. no. 29).
Q.15. Commercially available conc. HCI contains 38% HCl by mass. What is the molarity of this solution? The density is 1.10g m L-1.
Please click the link below to download CBSE Class 11 Chemistry Sample Paper Set 15
Important Practice Resources for Class 11 Chemistry
How to download CBSE Class 11 Chemistry Sample Paper Set 15 in PDF?
Students can easily download the CBSE Class 11 Chemistry Sample Paper Set 15 from our website to prepare for their upcoming examinations. To score high marks, it is important for Class 11 students to understand the exaact pattern as per which teachers design the question papers. We strongly suggest that you practice these latest sample papers for Chemistry and solve different types of questions that are expected to come this year. You can downloadin PDF format so that you can practice offline. We also recommend that Class 11 students solve these papers actual exam conditions at home.
Why should you solve CBSE Class 11 Chemistry Sample Paper Set 15?
Practicing these model papers has several benefits for Class 11 students:
- New Question Bank: This set has fresh questions for Chemistry which are different from previous years.
- Exam Pattern Knowledge: Solving more sets will help you to understand the weightage of each chapter in Class 11 and also the type of questions asked.
- Identify Weak Areas: Comparing your score in each set to find out topics in Class 11 Chemistry for which you need hard work.
- Speed and Accuracy: Attempting MCQ questions and long-form problems for Class 11 Chemistry makes you faster and better and you will be able to finish your exam on time.
What should you do after solving CBSE Class 11 Chemistry Sample Paper Set 15?
- Check Your Work: Match your answers with the solutions given by our teachers in the Chemistry Sample Paper PDF.
- Learn from Mistakes: Class 11 students should focus on the questions which you solved incorrectly and understand the error.
- Revision: If you find a question difficult you shoul refer to NCERT book for Class 11 Chemistry to understand concepts and then try the question again.
- Continuous Practice: Solve multiple sets of Chemistry sample papers from studiestoday.com to build confidence before the CBSE exams.
You can download the complete PDF for CBSE Class 11 Chemistry Sample Paper Set 15 for free from StudiesToday.com. Our resources for Class 11 Chemistry are updated for the latest academic session and follow the official exam pattern.
Yes, CBSE Class 11 Chemistry Sample Paper Set 15 comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Chemistry to help students of Class 11 understand correct methodology and marking scheme.
Practicing this Chemistry paper helps in time management and identifying important topics. For Class 11, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.
Yes, all our study materials for Class 11 Chemistry are provided in a mobile-friendly PDF format. You can easily download CBSE Class 11 Chemistry Sample Paper Set 15 on your mobile device.