UPSC Combined Geo-Scientist, Mains · 2020 · Mains Paper III
Q3(b). Temperature and pressure programming in GC
Question
What are the advantages of temperature programming and pressure programming in gas chromatography (GC)?
Model answer
The free solution for 2020 answers questions 1, 2, 4, 6, 8 and 10, the ones picked in its time plan. This part is not answered on the site yet. New answers are announced on Telegram.
Part of VKC Basic
Read the key points and the full model answer with VKC Basic
VKC Basic (₹999 for 6 months) opens every solved answer, the notes, the handbook and the daily answer archive. Every Mains test series includes it.
Coverstemperature programminggas chromatographypressure programminggeneral elution problem
All parts of Question 3
- 3(a) Thermogravimetry of Ca, Ba and Sr oxalate monohydrates10 marks
- 3(b) Temperature and pressure programming in GC5 marks
- 3(c) Why plasma sources are preferred over flames5 marks
- 3(d) Moisture by Karl Fischer reagent10 marks