Conc. $H_2SO_4$ cannot be used to prepare $HBr$ from $NaBr$ because it
- Areacts slowly with $NaBr$
- Boxidises $HBr$
- Creduces $HBr$
- Ddisproportionates $HBr$
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Similar Questions
Which one of the following halogens liberates oxygen when passed through hot concentrated $KOH$ solution?
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Reason $(R)$: The low bond energy of fluorine is due to the repulsion between the lone pairs of electrons in two fluorine atoms.
The correct option among the following is
Reason $(R)$: The low bond energy of fluorine is due to the repulsion between the lone pairs of electrons in two fluorine atoms.
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What are the products formed when chlorine is passed through an aqueous hypo solution?
Which of the following statements is incorrect?
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View SolutionWhich red-brown gas is evolved when $KCl$ is heated with solid $K_2Cr_2O_7$ and concentrated $H_2SO_4$?
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