New ! Chemistry MCQ Practise Tests



  1. Home
  2. 12th Standard
  3. Chemistry
  4. 12th Standard English Medium Chemistry Subject p - Block Elements - I Book Back 2 Mark Questions with Solution Part - II updated Book back Questions

Updated 12th Standard Chemistry Study Materials 2022-2023 Exams

12th Standard English Medium Chemistry Subject p - Block Elements - I Book Back 2 Mark Questions with Solution Part - II updated Book back Questions Question Bank Software May-13 , 2022

QB365 provides detailed and simple solution for every Book back Questions in class 12 Chemistry Subject. It will helps to get more idea about question pattern in every book back questions with solution.

latest Book back Questions

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

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

12th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

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.

*****************************************

Reviews & Comments about 12th Standard English Medium Chemistry Subject p - Block Elements - I Book Back 2 Mark Questions with Solution Part - II updated Book back Questions

Write your Comment