Download CBSE Guess Paper Chemistry Class XII (12th) 2009

Guess Paper – 2009

Class – XII

Subject – Chemistry (SET-1)

TIME-3HRS                                                        M.M-70

GENERAL INSTRUCTIONS:

1.    1 All questions are compulsory. 2.    Question number 1 to 8 are very short answer questions, carry 1 mark each 3.    Question number 9 to 18 are short answer questions, carry 2 marks each 4.   Qquestions number 19 to 27 are also short answer questions, carry 3 marks each. 5.   Qquestion numbers 28 to 30 are long answer questions carry 5 marks.

1.What  happens when  NaCl is doped with SrCl2 ?

2.What is the effect of acidic medium on rusting ?

3.What is the effect of temperature on chemical adsorption ?

4.Why PCl3 fumes in air ?

5.Write IUPAC name of the following compound:

CH3- CH2-CH2-O-CH(CH3)2

6.Draw structure of  2-methyl pentanal

7.Define primary structure of protein ?

8.Write monomer of Teflon ?

9.State Raoult’s law for solutions containing non-volatile solute ?Explain negative deviation of non-ideal solution with example?                                                    OR

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