Surface Chemistry in NSEC: previous year question analysis
Surface Chemistry has appeared 13 times in NSEC between 2009 and 2023, making it the 23rd most-asked of 29 chapters and about 1% of the bank. Over the last 5 years it has averaged 1.4 questions per year.
Total PYQs
13
Years covered
2009–2023
Weightage rank
#23 of 29
Share of bank
1%
How many Surface Chemistry questions appeared each year
| Year | Questions | Relative volume |
|---|---|---|
| 2009 | 1 | |
| 2010 | 2 | |
| 2012 | 1 | |
| 2014 | 1 | |
| 2015 | 1 | |
| 2016 | 1 | |
| 2018 | 1 | |
| 2019 | 1 | |
| 2022 | 2 | |
| 2023 | 2 |
Which Surface Chemistry sub-topics are asked most
Every question in this chapter is tagged to a sub-topic, so you can see exactly where the marks sit before you revise.
- Coagulation / Hardy-Schulze rule2 questions
- Colloids / electrophoresis1 questions
- Langmuir adsorption isotherm1 questions
- Freundlich adsorption isotherm1 questions
- Preparation of colloids1 questions
- Adsorption from solution1 questions
- Adsorption isotherm (x/m vs P)1 questions
- Langmuir adsorption isotherm (linear plot)1 questions
- Surfactant adsorption / surface area calculation1 questions
- Physisorption vs chemisorption / Freundlich isotherm1 questions
Question formats used in Surface Chemistry
- Single-correct MCQ10
- Multiple-correct MCQ3
How Surface Chemistry compares with nearby chapters
- #21Solid State26
- #22Classification of Elements & Periodicity19
- #23Surface Chemistry13
- #24The s-Block Elements12
- #25Nuclear & Radiochemistry11
Counts are computed from AcadXL’s own NSEC question bank, tagged chapter- and sub-topic-wise and checked against official answer keys. Sign in to attempt the 13 Surface Chemistry questions with solutions.