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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Fluorine Chlorine Reactions with Water. - Chemistry

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प्रश्न

Write the reactions of F2 and Cl2 with water.

उत्तर १

1) `Cl_2 + H_2O     ->                          HCl                    +                          HOCl`

                                     Hydrochloric acid          Hypochlorous acid

2)`2F_(2(g)) + 2H_2O_((l)) -> 4H_(" "(aq))^(+) + 4F_(" "(aq))^(-) + O_(2(g)) + 4HF_((aq))`

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उत्तर २

`2F_2(g) + 2H_2O(l) -> 4H^(+)(aq) +4F^(-)(aq) + O_2(g)`

`3F_2(g)+3H_2O(l) ->6H^(+)(aq) + 6F^(-)(aq) + O_3(g)`

`Cl_2(g) + H_2O(l) -> HCl(aq) + HOCl(aq)`

`F_2` oxidisis water , whereas `Cl_2` undergoes disproportion in water

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 7: The p-block Elements - Exercises [पृष्ठ २०७]

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एनसीईआरटी Chemistry [English] Class 12
अध्याय 7 The p-block Elements
Exercises | Q 28 | पृष्ठ २०७

संबंधित प्रश्न

Draw structure of Chlorine pentafluoride


Account for the following: Fluorine does not exhibit positive oxidation state.


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 each of the following pairs will react faster in SN2 reaction CH3Br or CH3I


Which halogen compound in each of the following pairs will react faster in SN2 reaction

(CH3)3 C – Cl or CH3 – Cl


Give two examples to show the anomalous behaviour of fluorine.


Write two uses of ClO2.


With what neutral molecule is ClO isoelectronic? Is that molecule a Lewis base?


Complete chemical reactions are:Cl2 + H2O →


 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 ____________.


Which is the strongest acid in the following:


In solid state \[\ce{PCl5}\] is a ______.


Which of the following is isoelectronic pair?


The reaction \[\ce{3ClO- (aq) -> ClO3- (aq) + 2Cl- (aq) + 2Cl- (aq)}\] is an example of


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 light of the above statements, choose the correct answer from the options given below.


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