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← Bihar Board Class 12 PYQ

Surface Chemistry

Bihar Board Class 12 · Chemistry · 30 past questions

4 of 30 · show all

  1. Q7 2026 Set A
    Which of the following is a biological catalyst ?
  2. Q8 2026 Set A
    Which of the following is a shape selective catalyst ?
  3. Q12 2025 Set D
    Which of the following catalysts is used in Haber's process for the manufacture of ammonia ?
  4. Q16 2024 Set D2023 Set F
    Which of the following catalysts is used in the manufacture of ammonia by Haber's process ?