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Which of the following has greatest redu...

Which of the following has greatest reducing power ?

A

`HI`

B

`HBr`

C

`HCl`

D

`HF`

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The correct Answer is:
A
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AAKASH SERIES-VIIA GROUP ELEMENTS -OBJECTIVE EXERCISE - 1 (GENERAL CHARACTERISTICS)
  1. An element M has an atomic mass 19 and atomic number 9. Its ion is rep...

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  2. General oxidation states of halogens are

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  3. Which one of the following elements can show both positive and negativ...

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  4. The maximum oxidation state that can be exhibited by a halogen in its ...

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  5. Which one of the following elements show different oxidation states?

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  6. Enthalpy of dissociation is low for

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  7. F2 absorbs ........ portion of light and appear yellow and I2 absorbs ...

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  8. In AX3 type of molecule if 'A' undergoes sp^3 d^2 hybridisation, then ...

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  9. The hybridization in interhalogen compound AX7 is

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  10. The strongest oxidising agent among the following is

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  11. The order of reactivity of halogens with Hydrogen is

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  12. Which of the following is incorrect with respect to property indicated...

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  13. Which halogen has highest ionisation potential

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  14. The electron affinity values(in KJ "mole"^(-1)) of three halogens x, y...

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  15. Which of the following is most volatile

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  16. Correct order of boiling points of hydrogen halides is

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  17. One gas bleaches the colour of flowers by reduction and another gas by...

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  18. In the reaction 2Br^(-) + X2 to Br2 + 2X^(-) ,X2 is

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  19. Which of the following has greatest reducing power ?

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  20. Mark the element which shows only one oxidation state in its compounds

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