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AlF(3) is insoluble in anhydrous HF but ...

`AlF_(3)` is insoluble in anhydrous `HF` but dissolves on addition of `NaF. AlF_(3)` precipitates out of the resulting solution when gaseous `BF_(3)` is bubbled through. Give reasons.

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To solve the question regarding the solubility behavior of AlF₃ in different conditions, we can break it down into two parts: ### Part 1: Solubility of AlF₃ in Anhydrous HF and NaF 1. **Understanding the Nature of Compounds**: - AlF₃ (aluminum fluoride) is an ionic compound. - HF (hydrofluoric acid) in its anhydrous form is a covalent compound. ...
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AlF_(3) is insoluble in anhydrous HF but dissolves on addition of NaF. AlF_(3) precipitates out of resulting solution when gaseous BF_(3) is bubbled through. Give reasons.

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NCERT ENGLISH-THE P-BLOCK ELEMENTS -EXERCISE
  1. Suggest reasons why the B–F bond lengths in BF(3) (130 pm) and BF(4 )^...

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  2. If B-Cl bond has a dipole moment, explain why BCl(3) molecule has zero...

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  3. AlF(3) is insoluble in anhydrous HF but dissolves on addition of NaF. ...

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  4. Suggest a reason as to why CO is poisonous.

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  5. How is excessive content of CO(2) responsible for global warming?

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  6. Explain structures of diborane and boric acid.

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  7. What happens when (a) Borax is heated strongly, (b) Boric acid is ...

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  8. Explain the following reactions (a) Silicon is heated with methyl ch...

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  9. Give reasons : (i) Conc. HNO(3) can be transported in aluminium con...

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  10. Explain why is there a phenomenal decrease in ionisation enthalpy from...

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  11. How would you explain the lower atomic radii of Ga as compared to Al?

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  12. What are allotropes? Sketch the structure of two allotropes of carbon ...

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  13. a. Classify following oxides as neutral, acidic, basic or amphoteric: ...

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  14. In some of the reactions, thallium resembles aluminium whereas in othe...

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  15. When metal X is treated with sodium hydroxide, a white precipitate (A)...

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  16. What do you understand by (a) inert pair effect (b) allotropy and (c...

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  17. A certain salt (X) gives the following tests : (a) Its aqueous solut...

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  18. Write balanced equations for: a.BF(3)+LiHto b.B(2)H(6)+H(2)Oto c...

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  19. Give one method for industrial preparation and one for laboratory prep...

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  20. Oxides formed by p-block elements may be (i) basic (ii) acidic (...

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