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Bromine reacts with hot aqueous alkali t...

Bromine reacts with hot aqueous alkali to give bromide and bromate. What is the change that is brought about in oxidation state

A

`-1" to +5"`

B

0 to +5

C

`-1` to +7

D

none of these

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The correct Answer is:
B
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -2
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  2. If three electrons are lost by Mn^(3+), its final oxidation state woul...

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  3. Bromine reacts with hot aqueous alkali to give bromide and bromate. Wh...

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  4. A, B and C are three elements forming part of a compound in oxidation ...

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  5. (A): The difference in the successive oxidation states exhibited by tr...

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  6. The oxidation number of sulphur in S(8), S(2)F(2) and H(2)S are

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  7. The oxidation number of nitrogen in NCI(3) is

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  8. What are the oxidation numbers of 'N' in NH(4)NO(3)?

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  9. The oxidation number of ..V.. in Rb(4) Na[HV(10)O(28)] is

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  10. N has fractional oxidation number in

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  11. In which  one of the following compounds the oxidation numberof iodine...

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  12. Average oxidation number of iodine in KI(3)

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  13. The oxidation state of phosphorus in Ba(H(2)PO(2))(2) is

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  14. Chlorine has two different oxidation states in which of the following ...

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  15. Cr(OH)(3)+H(2)O(2)overset("Alkali")(to)CrO(4)^(-2)+H(2)O the number of...

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  16. Sodium carbonate of 92% purity is used in the reation Na(2)CO(3)+CaCl(...

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  17. Disproportionation products of one mole of MnO(4)^(-2) in aqueous acid...

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  18. In the reaction the stoichiometry coefficients of Cr(2)O(7)^(2-), NO(2...

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  19. The number of moles of MnO(4)^(-) and Cr(2)O(7)^(-2) separately requir...

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  20. a KMnO(4) + bH(2) SO(4) + c FeSO(4) to K(2) SO(4) + MnSO(4) + Fe(2) (S...

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