Surface Chemistry

23 topics, ranked by how often each is asked.

  • 30 questions
  • 25 papers
  • 1.7% of Chemistry

Topics

The squares are the last ten exam years: filled means it was asked that year.

Most asked first

23 topics · 30 questions
  1. 1Adsorption isotherms10%3 questionsPractise Adsorption isotherms
  2. 2Adsorption10%3 questionsPractise Adsorption
  3. 3Charge on colloidal particles6.7%2 questionsPractise Charge on colloidal particles
  4. 4Freundlich adsorption isotherm6.7%2 questionsPractise Freundlich adsorption isotherm
  5. 5Properties of colloids6.7%2 questionsPractise Properties of colloids
  6. 6Catalysis – Homogeneous and Heterogeneous3.3%1 questionPractise Catalysis – Homogeneous and Heterogeneous
  7. 7Colloids – Classification Based on Physical State3.3%1 questionPractise Colloids – Classification Based on Physical State
  8. 8Colloids – Coagulation and Hardy-Schulze Rule3.3%1 questionPractise Colloids – Coagulation and Hardy-Schulze Rule
  9. 9Colloids – Properties (Tyndall Effect)3.3%1 questionPractise Colloids – Properties (Tyndall Effect)
  10. 10Colloids – Electrical Double Layer and Zeta Potential3.3%1 questionPractise Colloids – Electrical Double Layer and Zeta Potential
  11. 11Colloids – Preparation and Charge on Colloidal Particles3.3%1 questionPractise Colloids – Preparation and Charge on Colloidal Particles
  12. 12Coagulation – Hardy–Schulze rule3.3%1 questionPractise Coagulation – Hardy–Schulze rule
  13. 13Catalysis3.3%1 questionPractise Catalysis
  14. 14Adsorption – thermodynamics3.3%1 questionPractise Adsorption – thermodynamics
  15. 15Classification of colloids – aerosols3.3%1 questionPractise Classification of colloids – aerosols
  16. 16Coagulation – coagulating value3.3%1 questionPractise Coagulation – coagulating value
  17. 17Protection of colloids3.3%1 questionPractise Protection of colloids
  18. 18Enzyme catalysis3.3%1 questionPractise Enzyme catalysis
  19. 19Associated Colloids and Micelles3.3%1 questionPractise Associated Colloids and Micelles
  20. 20Micelles and Associated Colloids3.3%1 questionPractise Micelles and Associated Colloids
  21. 21Catalysis: Adsorption Theory3.3%1 questionPractise Catalysis: Adsorption Theory
  22. 22Micelles3.3%1 questionPractise Micelles
  23. 23Coagulation of Colloids3.3%1 questionPractise Coagulation of Colloids

Questions per paper

Asked in 11 of the last 16 papers (2017–2026).

  1. 2026: not asked
  2. 2026 Re-NEET: not asked
  3. 2025: not asked
  4. 2024: not asked
  5. 2024 Re-NEET: not asked
  6. 2023: 2 questions
  7. 2023 Manipur: 1 question
  8. 2022: 1 question
  9. 2022 Phase 2: 1 question
  10. 2021: 1 question
  11. 2020: 1 question
  12. 2020 Phase-2: 1 question
  13. 2019: 1 question
  14. 2019 Odisha: 1 question
  15. 2018: 1 question
  16. 2017: 1 question

Concepts tested

  • Tyndall effect 3
  • Charge on colloidal particles 2
  • Adsorption isotherm, isobar and isostere
  • Adsorption isotherms
  • adsorption-thermodynamics
  • catalyst-equilibrium-constant
  • Cationic surfactant forms cationic micelles
  • Cationic surfactants form micelles
  • coagulating-power-inverse-value
  • Coagulation by electrolytes
  • Effect of temperature on physical adsorption
  • flocculating power of ions
  • fog-liquid-in-gas
  • formation of negatively charged AgI sol
  • Freundlich adsorption isotherm
  • Freundlich isotherm
  • Gold number
  • hardy-schulze-rule