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प्रश्न
Give two examples to show the anomalous behaviour of fluorine.
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उत्तर
Anomalous behaviour of fluorine
(i) It forms only one oxoacid as compared to other halogens that form a number of oxoacids.
(ii) Ionisation enthalpy, electronegativity, and electrode potential of fluorine are much higher than expected.
संबंधित प्रश्न
Compare the oxidizing action of F2 and Cl2 by considering parameters such as bond dissociation enthalpy, electron gain enthalpy and hydration enthalpy.
Account for the following :
Acidic character increases from HF to HI.
Which halogen compound in the following pair will react faster in SN2 reaction CH3Br or CH3I.
Write the reactions of F2 with water.
Complete chemical reactions are:Cl2 + H2O →
Complete the following equations:
KMnO4 
Arrange the following in the decreasing order of their reducing character :
HF, HCl, HBr, HI
Select the correct alternative from the choices given :
The correct order of increasing acidic strength of the oxoacids of chlorine is:
Cl2 acts as a bleaching agent.
Which one has the lowest boiling point?
Fluorine differs from the rest of the halogens in some of its properties. This is due to ____________.
The set with the correct order of acidity is:
In solid state \[\ce{PCl5}\] is a ______.
Give reason to explain why ClF3 exists but FCl3 does not exist.
Solubility of iodine in water may be increase by adding
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.
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.
Write the name and formula of oxoacid of fluorine.
Give a reason for the following:
Mn+2 compounds are more stable than Fe+2 compounds.
