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← Bihar Board Class 12 PYQ

Surface Chemistry

Bihar Board Class 12 · Chemistry · 30 past questions

5 of 30 · show all

  1. Q21 2021 Set A
    Tyndall effect is observed in
  2. Q22 2021 Set A
    Photographic film plate has an essential ingredient of
  3. Q23 2021 Set A
    How many layers are involved in chemical adsorption ?
  4. Q24 2021 Set A
    Milk is an example of
  5. Q25 2021 Set A
    In physical adsorption the approximate heat energy evolved in kJ/mol is