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12th Standard English Medium Chemistry Subject p - Block Elements - I Book Back 2 Mark Questions with Solution Part - II Question Bank Software Jun-01 , 2021

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12th Standard English Medium Chemistry Subject p - Block Elements - I Book Back 2 Mark Questions with Solution Part - II

12th Standard English Medium Chemistry Subject p - Block Elements - I Book Back 2 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 10

    Part I

    5 x 2 = 10

  1. Describe briefly allotropism in p- block elements with specific reference to carbon.

  2. Boron does not react directly with hydrogen. Suggest one method to prepare diborane from BF3.

  3. Give the uses of Borax

  4. What is catenation ? describe briefly the catenation property of carbon.

  5. Write a note on Fisher tropsch synthesis.

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