(Paper) CBSE-Class-12th-Chemistry-Exam-Paper-2003-Compartment-Outside-Delhi-Set-2
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Q. 1. Give an example of a solution containing a solid solute in a solid solvent. 1
Q. 5. What is the effect of Frenkel defect on electrical conductivity of the solid? 1
Q. 8. Which quantum number will express the difference in two electrons in K-hell? 1
Q. 29. (a) Name any two projectiles commonly used in artifical transmutation of elements.
(b)
Half-life period of a radioactive element is 100 seconds. Calculate the
disintegration constant. How much time will the element take for 90% of
its decay?
Q. 31. Describe the following: 3
(i) Functions of carbohydrates in plants
(ii) Replication
(iii) Protein synthesis of nucleic acids
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