Pblock Elementsii Result Question 19
19. Bromine can be liberated from potassium bromide solution by the action of
(1987,1 M)
(a) iodine solution
(b) chlorine water
(c) sodium chloride
(d) potassium iodide
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Answer:
Correct Answer: 19. ( b )
Solution:
Among halogens, oxidising power decreases from top to bottom. Hence, the upper halogen oxidises lower halides from aqueous solution. Chlorine will oxidise bromide into bromine.
BETA
