16 thoughts on “Answer Key June 2012 Chemical Sciences”

  1. In the answer key of chemical science uploaded by csir not only the answer of oxidation state of iron is wrong but also there are some wrong answers…eg.
    PART A Q. No. 3 & 12
    PART B Q. No. 29, 36, 58
    PART C Q. No. 121

    • I don’t know what will be the cut off mark. Agar is tarah right answer ko v wrong declare kar diya to kya hoga?

      • Don’t bother dear , they’ll consider the right options as they’d provided time gape of one week for any complaint.They might have made corrections for wrong ones.

  2. I think that this exam is only made 4 earn money b’coz they are not give perticular resone 4 fail or pass and use only pencil why?

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