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Question
Which of the following salts will turn water coloured when fumes evolved on treatment with conc. H2SO4 are passed in water?
Options
Nitrate
Bromide
Both
None
MCQ
Fill in the Blanks
Solution
Bromide
Explanation:
Bromide salts turn water colored when fumes evolved on treatment with conc. H2SO4 are passed in water
\[\ce{2KBr + H2SO4 -> Br2\uparrow + SO2\uparrow + SO_4^{-2} + 2K+ + H2O}\]
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Concept of Solubility Equilibria of Sparingly Soluble Salts
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