sblock Elements - Result Question 32
####42. Highly pure dilute solution of sodium in liquid ammonia
(a) shows blue colour
(b) exhibits electrical conductivity
(c) produces sodium amide
(d) produces hydrogen gas
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Answer:
Correct Answer: 42.
Solution:
- In dilute solution of
in liquid ammonia, solvated electrons are present whose emission spectrum gives blue colouration to solution.
Also, presence of solvated electrons and solvated