UPSC Combined Geo-Scientist, Mains · 2026 · Mains Paper I

Q11(a). Geiger–Müller counter

10 marks
Topic: Nuclear chemistry
Question only

Question

Explain the construction and working principle of Geiger–Müller counter with diagram.

Model answer

The free solution for 2026 answers the questions picked in its time plan. Question 11 is answered in full in the Book Edition of the 2026 solutions of Geo-Scientist Chemistry Paper I.

Read the 2026 solution About the book

Coversradiation detectorsGeiger–Müller counter

All parts of Question 11

11(a) Geiger–Müller counter10 marks
11(b) Stable pairs of organometallic carbonyls10 marks
11(c) Cristobalite and its carbon analogue10 marks