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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
- polar molecular solid
- ionic solid
- nonpolar molecular solid
- hydrogen bonded molecular solid
Draw structure of Chlorine pentafluoride
F2 has lower bond dissociation enthalpy than Cl2. Why?
Write the reactions of F2 with water.
Cl2 acts as a bleaching agent.
Which one has the lowest boiling point?
The set with the correct order of acidity is:
In solid state \[\ce{PCl5}\] is a ______.
Iodine has lowest oxidiation state in ______.
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.
