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HBr//HI are prepared by heating...

`HBr//HI` are prepared by heating

A

Bromide/iodide respectively with conc. `H_(2)SO_(4)`

B

Bromide/iodide respectively with conc. `HPO_(3)`

C

Bromide/iodide respectively with conc. `H_(3)PO_(4)`

D

Bromide/iodide respectively with dil. `HPO_(3)`

Text Solution

Verified by Experts

The correct Answer is:
A
`2MBr+H_(2)SO_(4)overset(Delta)rarrM_(2)SO_(4)+2HBr`
`2MI+H_(2)SO_(4)overset(Delta)rarrM_(2)SO_(4)+2HI`
`M=Na,K`
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A2Z-P BLOCK ELEMENTS ( GROUP 15,16,17,18)-Florine, Chlorine, Bromine, Iodine, And Halogen Acids (Preparation And Properties) (Group 17)
  1. In the preparation of chlorine from HCl,MnO(2) acts as

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  2. chlorine can be manufactring from

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  3. HBr//HI are prepared by heating

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  4. When chlorine water is exposed to sunlight, O(2) is liberated. Hence

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  5. When cold NaOH reacts with Cl(2) which of the following is formed

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  6. Which has the highest heat of vaporisation?

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  7. Chlorine acts as a bleaching agent only in the presence of

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  8. In the manufacture of bromine from sea water the mother liquor contain...

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  9. A salt, which on heating with conc. H(2)SO(4) gives violet vapour is

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  10. Which of the following halogen acid is a liquid ?

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  11. A solution of HCl in water is good conductor while gaseous hydrogen ch...

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  12. Sodium chloride when heated with conc. H(2)SO(4) and solid potassium d...

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  13. The formula of some fluorides are given below. Which of then will comb...

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  14. HBr//HI are prepared by heating

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  15. Which of the following oxidizes H(2)O to oxygen?

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  16. Na(2)S(2)O(3)+I(2)rarr Product is

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  17. Which one will liberate Br(2) from KBr?

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  18. on exciting Cl(2) molecule by UV light, we get

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  19. Which of the following statements is not true?

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  20. HCl cannot form H(2)Cl(2), while HF can form H(2)F(2). The reason is

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