Board Paper of Class 12-Science 2007 Chemistry (SET 1) - Solutions
General Instructions:
(i) All questions are compulsory.
(ii) This question paper consists of four sections A, B, C and D.
Section A contains 5 questions of one mark each.
Section B is of 7 questions of two marks each.
Section C is of 12 questions of three marks each and
Section D is of 3 questions of five marks each.
(iii) There is no overall choice. However, an internal choice has been provided.
(iv) Wherever necessary, the diagrams drawn should be neat and properly labelled.
(i) All questions are compulsory.
(ii) This question paper consists of four sections A, B, C and D.
Section A contains 5 questions of one mark each.
Section B is of 7 questions of two marks each.
Section C is of 12 questions of three marks each and
Section D is of 3 questions of five marks each.
(iii) There is no overall choice. However, an internal choice has been provided.
(iv) Wherever necessary, the diagrams drawn should be neat and properly labelled.
- Question 1
Find out the number of atoms per unit cell in a face-centred cubic structure having only single atoms at its lattice points.
VIEW SOLUTION
- Question 2
State the condition resulting in reverse osmosis.
VIEW SOLUTION
- Question 3
Express the rate of the following reaction in terms of disappearance of hydrogen in the reaction.
VIEW SOLUTION
- Question 4
- Question 5
Why do amines react as nucleophiles?
VIEW SOLUTION
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