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Topic Paint chemistry
Asked 2 times in NDA, peaking in 2026.
Key insights
- Most tested in NDA — 2 of 2 PYQs
- Most asked in 2026
- Recurs across 1 years (2026–2026)
Across exams
NDA · 2How the concept evolved
Rising — more than half its appearances (2 of 2) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
NDA2026
Consider the following pairs
- Pigment : TiO₂
- Drier : Turpentine
- Thinner : Naphthenates
- Antiskinning agent : Polyhydroxy phenol
How many of the pairs given above are correctly matched?
- A One
- B Two ✓
- C Three
- D All the four
✓ Correct answer: (B)
Science & Technology › Physics & Chemistry
NDA2026
Consider the following statements
- Pine oil is used as antifoaming agent in the emulsion paints
- Protective colloids are used in the emulsion paints to decrease their stability
- Driers having oxidizable oils are added to the emulsion paints to accelerate drying process
Which of the statements given above is/are correct?
- A I and II
- B I only
- C II and III
- D I and III ✓
✓ Correct answer: (D)
Science & Technology › Physics & Chemistry
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