UPSC Combined Geo-Scientist, Mains · 2020 · Mains Paper I
Q6(b). Co-precipitation and post-precipitation
Question
What do you mean by co-precipitation and post-precipitation? Explain giving a suitable example in each case.
Model answer
The free solution for 2020 answers questions 1, 3, 4, 7, 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.
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Coversco-precipitationpost-precipitationgravimetric analysisprecipitate purity
All parts of Question 6
- 6(a) Solubility versus solubility product10 marks
- 6(b) Co-precipitation and post-precipitation10 marks
- 6(c) Zimmermann–Reinhardt solution in Fe²⁺–KMnO₄ titration10 marks