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Hallides of boron and aluminium are Lewi...

Hallides of boron and aluminium are Lewis Acids. Assign reason.

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In halides `(MX_(3))`, both these atoms have six electrons after sharing since these are electron in nature. They behave as Lewis acids.
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DINESH PUBLICATION-P BLOCK ELEMENTS (GROUP 13 AND 14 )-Concept based
  1. BCl(3) is trigonal planr while AlCl(3) is tetrahedral in dimeric state...

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  2. Why is SIF(4) a stronger Lewis acid a s compared to SiCl(4)?

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  3. Hallides of boron and aluminium are Lewis Acids. Assign reason.

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  4. Anhydrous AlCl(3) is covalent but hydrated AlCl(3) is electrovalent. ...

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  5. Why no visible reaction occurs when aluminium is left in contact with ...

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  6. Aluminium metal is frequently used as a reducing agent for the extract...

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  7. Why B-X bond distance in BX(3) is shorter than theoretically expected ...

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  8. Aluminium is a highly electropositive metal but it find extensive use ...

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  9. Elemental silicon does not form a graphtie like structure. Explain.

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  10. C Cl(4) does not act a Lewis acid while SiCl(4) behaves as a Lewis aci...

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  11. Why is C Cl(4) used in fire extinguishers while CS(2) cannot be used?

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  12. Stannous chloride and ferric chloride cannot be kept in the same cont...

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  13. How is lithium aluminium hydride prepared? What is its important use?

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  14. What are methanides? Whichg as do they liberate on hydrolysis?

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  15. Why is+2oxidiation state of lead more stable than +4 oxidation state?

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  16. Diagonal Relationship Between Beryllium And Aluminium

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  17. White fumes appear around the bottle of anhydrous aluminium chloride. ...

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  18. Boron is unable to form BF(6)^(3-)– ion. Explain.

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  19. Why is boric acid considered as a weak acid ?

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  20. In elements of group 14. (a) which forms the most acidic oxide (b)...

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