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12th Standard English Medium Chemistry Subject Surface Chemistry Creative 3 Mark Questions with Solution Part - II updated Creative Questions Question Bank Software May-13 , 2022

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12th Standard English Medium Chemistry Subject Surface Chemistry Creative 3 Mark Questions with Solution Part - II updated Creative Questions

12th Standard English Medium Chemistry Subject Surface Chemistry Creative 3 Mark Questions with Solution Part - II

12th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 15
    5 x 3 = 15

  1. Define Gold number.

  2. Name various techniques by which a colloid can be deemulsified.

  3. Name two industrial process where heterogeneous catalysts are used.

  4. Define adsorption.

  5. For the coagulation of 100 ml of arsenious sulphide sol, 5 ml of 1 M NaCI is required. What is the flocculation value of NaCl?

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