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Explain why fluorine forms only one oxoa...

Explain why fluorine forms only one oxoacid, HOF.

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Fluorine forms only one oxoacid i.e., HOF because of its high electronegativity and small size.
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Explain why does fluorine form only one oxoacid (HOF).

Account for the following (i) Fluorine forms only one oxoacid HOF (ii) Sulphur is paramagnetic is vapour state.

(a) Complete the following equations : PCl_(5)overset("heat")rarr (ii) C+"Conc."H_(2)SO_(4)rarr (b) Explain giving reason in each case : (i) Halogens are strong oxidising agents. (ii) Fluorine form only one oxoacid, HOF. (iii) Helium is used in diving apparatus.

Statement-1: Fluorine forms only one oxoacid, HOF, Statement-2: Fluorine has small size and high electronegativity.

(a) Account for the following : (i) Ozone is thermodynamically unstable. (ii) Solid PCl_(5) is ionic in nature. (iii) Fluorine forms only one oxoacid HOF. (b) Draw the structure of (i) BrF_(5) (ii) XeF_(4)

Explain why fluorine shows only +1 oxidation state while other halogens show higher positive oxidation state? Write chemical reaction of action of Cl_2 on excess NH_3

Account for the following: (a) Sulphurous acid is a reducing agent (b)Fluorine forms only one oxoacid (c) Boiling point of noble gases increases from He to Rn.

NCERT-THE P-BLOCK ELEMENTS-EXERCISE
  1. Describe the manufacture of H(2)SO(4) by contact process?

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  2. How is SO2 an air pollutant?

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  3. Why are halogens strong oxidising agents ?

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  4. Explain why fluorine forms only one oxoacid, HOF.

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  5. Explain why inspite of nearly the same electronegativity, nitrogen for...

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  6. Write two uses of ClO2.

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  7. Why are halogens coloured?

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  8. Write the reactions of F(2) and Cl(2) with water.

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  9. How can you prepare Cl2 from HCl and HCI from Cl2? Write reactions onl...

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  10. What inspired N. Bartlett for carrying out reaction between Xe and PtF...

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  11. What are the oxidation states of phosphorus in the following: (i)H(3...

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  12. Write balanced equation for the following: (i). NaCl is heated with ...

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  13. How are xenon fluorides XeF(2), XeF(4) and XeF(6) obtained?

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  14. With what neutral molecule is ClO^(ɵ) isoelectronic Is that molecule a...

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  15. How are XeO3 and XeOF4 prepared?

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  16. Arrange the following in the order of property indicated for each set:...

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  17. Which one of the following does not exist? (i) XeOF4 (ii) NeF2 (iii)...

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  18. Give the formula and describe the structure of a noble gas species whi...

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  19. Why do noble gases have comparatively large atomic sizes?

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  20. List the uses of neon and argon gases.

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