NEETChemistrySurface Chemistry
How do certain precipitates like silver halides contribute to adsorption indicators?
Options
- AThey release gases
- BThey enhance colour
- CThey adsorb dyes
- DThey increase pressure
Correct answer
C. They adsorb dyes
Step-by-step solution
The paragraph notes that surfaces of certain precipitates, such as silver halides, have the property of adsorbing some dyes, producing a characteristic colour at the end point, making them adsorption indicators.