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Which one of the following salts will evolve halogen on treatment with conc. H2SO4?
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a
NaCl
b
CaCl2
c
NaBr
d
KI
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Correct option is C
2NaBr conc. +H2SO4 ⟶2NaHSO4+Br2 2KI+H2SO4⟶2KHSO4+I2↑Talk to our academic expert!
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