Read and download PDF of CBSE Class 12 Chemistry Sample paper 2012 Set A designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Chemistry Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Chemistry Class 12 which they need to study more to get better marks in Class 12 exams. After solving these guess papers also refer to solved Class 12 Chemistry Question Papers available on our website to build strong understanding of the subject
Sample Paper for Class 12 Chemistry Pdf
Students can refer to the below Class 12 Chemistry Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Chemistry Sample paper 2012 Set A
Chemistry Class 12 Sample Paper
1. Classify the following solids in different categories based on the nature of intermolecular forces operating in them: Potassium sulphate, tin, benzene, urea, ammonia, water, zinc sulphate, graphite, rubidium, argon, silicon carbide.
2. Ionic solids conduct electricity in molten state but not in solid state. Explain.
3. What type of defect can arise when a solid is heated? Which physical property is affected by it and in what way?
4. Ionic solids, which have anionic vacancies due to metal excess defect, develop colour. Explain with the help of a suitable example.
5. What makes a glass different from a solid such as quartz? Under what conditions could quartz be converted into glass?
6. How can you determine the atomic mass of an unknown metal by its density and the dimension of its unit cell? Explain.
7. How many lattice points are there in one unit cell of sc, bcc and fcc lattice?
8. Calculate the efficiency of packing in case of a metal crystal for sc and fcc.
9. Classify each of the following as being either a p-type or a n-type semiconductor:
(i) Ge doped with In (ii) Si doped with B.
10. Analysis shows that a metal oxide has the empirical formula M0.8O1.00. Calculate the percentage of M+2 and M+3 ions in this crystal?
11. An element X with an atomic mass of 60 g/mol has density of 6.23 g/cm3. If the edge length of its cubic unit cell is 400 pm, identify the type of cubic unit cell. Calculate the radius of an atom of this element.
12. An element A crystallises in fcc structure. 200 g of this element has 4.12 x1024 atoms. The density of A is 7.2 g/cm3. Calculate the edge length of the unit cell.
13. How the Schottky defect differs from Frenkel defect?
14. Which point defect lowers the density of a crystal?
15. Al metal forms a ccp crystal structure. Its atomic radius is 125 x 10-12 m.
(i) Calculate the length of the side of the unit cell.
(ii) How many such unit cells are there in 1.00 m3 of Al?
16. What is a semiconductor? Describe the two main types of semiconductors and contrast mechanism in them.
Please refer to attached file for CBSE Class 12 Chemistry Sample paper 2012 Set A
| CBSE Class 12 Chemistry Sample Paper 2022 Set A Solved |
| CBSE Class 12 Chemistry Sample Paper 2022 Set B Solved |
| CBSE Class 12 Chemistry Sample Paper 2022 Set C |
| CBSE Class 12 Chemistry Sample paper 2010 Set A |
| CBSE Class 12 Chemistry Sample paper 2010 Solved Set A |
CBSE Class 12 Chemistry Sample paper 2012 Set A
We hope you liked the above provided CBSE Class 12 Chemistry Sample paper 2012 Set A. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to understand the way sample Paper are set by teachers. Students can download the Sample Paper for Class 12 Chemistry which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. By doing CBSE Class 12 Chemistry Sample paper 2012 Set A you will understand the regular questions and MCQ questions for Class 12 Chemistry which are always asked. You can download CBSE Class 12 Chemistry Sample Paper and Class 12 Chemistry Question Papers in PDF. You should attempt all the last year question paper for Class 12 and Class 12 Chemistry MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.
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