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प्रश्न
Arrange the following in the decreasing order of their reducing character :
HF, HCl, HBr, HI
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उत्तर
The bond length of the given molecules increases down the group. Therefore, the tendency to lose H+ increases down the group. Hence, the decreasing order of reducing character is HI>HBr>HCl>HF.
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संबंधित प्रश्न
Iodine exists as
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- ionic solid
- nonpolar molecular solid
- hydrogen bonded molecular solid
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Which halogen compound in the following pair will react faster in SN2 reaction CH3Br or CH3I.
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Give reason to explain why ClF3 exists but FCl3 does not exist.
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Statement I: Acid strength increases in the order given as HF << HCl << HBr << HI.
Statement II: As the size of the elements F, Cl, Br, and I increase down the group, the bond strength of HF, HCl, HBr, and HI decreases and so the acid strength increases.
In the light of the above statements, choose the correct answer from the options given below.
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