Board Paper of Class 12-Science 2013 Chemistry (SET 2) - Solutions
General Instructions:
(i) All questions are compulsory
(ii) Question numbers 1 to 8 are very short-answer questions and carry 1 mark each.
(iii) Question numbers 9 to 18 are short-answer questions and carry 2 marks each.
(iv) Question numbers 19 to 27 are also short-answer questions and carry 3 marks.
(v) Question numbers 28 to 30 are long-answer questions and carry 5 marks each.
(vi) Use Log Tables, if necessary. Use of calculators is not allowed.
(i) All questions are compulsory
(ii) Question numbers 1 to 8 are very short-answer questions and carry 1 mark each.
(iii) Question numbers 9 to 18 are short-answer questions and carry 2 marks each.
(iv) Question numbers 19 to 27 are also short-answer questions and carry 3 marks.
(v) Question numbers 28 to 30 are long-answer questions and carry 5 marks each.
(vi) Use Log Tables, if necessary. Use of calculators is not allowed.
- Question 1
What type of stoichiometric defect is shown by AgCl ?
VIEW SOLUTION
- Question 2
- Question 3
Name the method used for the refining of Nickel metal.
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- Question 4
What type of bonding helps in stabilizing the α-helix structure of proteins?
VIEW SOLUTION
- Question 5
Arrange the following in increasing order of their basic strength in aqueous solution:
CH3.NH2, (CH3)3N, (CH3)2NH
VIEW SOLUTION
- Question 6
What inspired N. Bartlett for carrying out reaction between Xe and PtF6?
VIEW SOLUTION
- Question 7
What happens when ethyl chloride is treated with aqueous KOH ?
VIEW SOLUTION
- Question 8
Write the structure of 4-chloropentan-2-one.
VIEW SOLUTION
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