UPSC Combined Geo-Scientist, Mains · 2019 · Mains Paper II
Q15(a). Why KCl, not NaCl, in a salt bridge
Question
KCl but not NaCl has been used in the construction of a salt bridge. Justify.
Model answer
The free solution for 2019 answers questions 1, 2, 3, 4, 6, 8, 9, 11, 12 and 13, 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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Coverssalt bridgetransport numberliquid junction potentialKCl
All parts of Question 15
- 15(a) Why KCl, not NaCl, in a salt bridge5 marks
- 15(b) Increasing ¹H chemical shift of six compounds5 marks
- 15(c) Rotational constant; bond length of H¹²⁷I from microwave spacing10 marks