Chemistry Sample paper2

Sample Paper – 2008

Subject – Chemistry



Time: Three Hours                                                                                                         Max.Marks: 70

1. All questions are compulsory.

2. Question nos. 1 to 8 are very short answer questions and carry 1 mark each.

3. Question nos. 9 to 18 are short answer questions and carry 2 marks each.

4. Question nos. 19 to 27 are also short answer questions and carry 3 marks each

5. Question nos. 28 to 30 are long answer questions and carry 5 marks each

6. Use log tables if necessary, use of calculators is not allowed.


1.         Give an example of heterogeneously catalysed reaction?                                                      1


2.         What is the oxidation number of Ni in [Ni(CO)4]?                                                                1


3.         Give the IUPAC name of the following compound




5.         Why are primary amines are higher boiling than tertiary amines?                                          1


6.         Name the purines present in DNA.                                                                                         1


7.         Write formulae of the monomers of polythene and Teflon?                                                  1


8.         Why is bithional is added to the toilet soap?                                                                          1


9.         An element having bcc structure with a cell edge of 288pm. If the density of the element

             is 7.2g/cm3,     what is atomic mass of the element?                                                              2


10.       Explain the following terms with suitable example:

            i) F-centres                                                      ii) Schottky defect.                                         2

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