CBSE Class 12 Chemistry Sample papers 2013 (14)

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CBSE Informatics Practices Sample Paper for Class 12 CBSE exams for CBSE Students. Based on CBSE and CCE guidelines. The students should practice these Question Papers to gain perfection which will help him to get more marks in CBSE examination. Please refer to more CBSE Class 12 question papers in other links. The CBSE Question papers are prepared based on trend in past examinations and expected questions in CBSE exams. Its always recommended by CBSE to practice the papers released by CBSE to get better exams in CBSE exams. CBSE Last Year Question Papers for class 12 for final/ term/ SA1/ SA2 Examinations conducted by Central Board of Secondary Education for all CBSE affiliated schools in India and abroad. Please refer to more CBSE Class XII sample papers, question papers, HOTs etc in other links.



Q.1:- What is meant by semimolar and decimolar solutions

Q.2:- How many octahedral voids are there in 1 mole of a compound having cubic closed packed structure?

Q.3:- How much CO2 is produced when 6.0 g C is burnt in excess oxygen?

Q.4:- Define the term ‘doping’.

Q.5:- Why does conductivity of Silicon increase with the rise in temperature.

Q.6:- what are pseudosolids?


Q.7:- Show that the relative lowering of vapour pressure of a solvent is a colligative property.

Q.8:- What is packing efficiency. Calculate the packing efficiency in bodycentered cubic crystal.

Q.9:- An aqueous solution containing 3.12 g of barium chloride in 250 g of water is found to be boil at 100.0832°C. Calculate the degree of dissociation of barium chloride.

Q.10:- Derive the formula for the density of a crystal whose length of the edge of the unit cell is known?

Q.11:- What is meant by non-stoichiometric defect? Ionic solids which have anionic vacancies due to metal excess defect develop colour. Explain with the help of suitable example.

Please refer to attached file for CBSE Class 12 Chemistry Sample papers 2013 (14)




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