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BF3 is a weaker Lewis acid than BCl3 -wh...

`BF_3` is a weaker Lewis acid than `BCl_3` -why?

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BF_3 is a weaker Lewis acid than BCl_3 , even though F is more electronegative than Cl. Explain.

Electronegativityy of Br is less than that of F, yet BF_(3) is a weaker lewiis acid than B B r_(3) .

Electronegativity of Br is less than that of F, yet BF_(3) is weaker lewis acid than B Br_(3)- explain.

What are Lewis acids?

Why BF_3 acts as a Lewis acid?

Explain why PF_(3) is a stronger Lewis acid than PI_(3) .

(SiH_3)_3N is a weaker Lewis base than (CH_3)_3N . Explain.

Which one of BF_3 and BI_3 acts as a stronger Lewis acid and why?

CHHAYA PUBLICATION-SOME p-BLOCK ELEMENTS-SHORT -TYPE QUESTIONS
  1. Out of InCl3 and In Cl, which one is more stable and why?

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  2. Explain why boron does not form B6^(3-) ion.

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  3. BF3 is a weaker Lewis acid than BCl3 -why?

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  4. How can you identify a cobalt salt by borax bead test?

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  5. Comment on the shapes of BF3 molecule and BF4^(-) ion.

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  6. Explain why aluminium vessel can be used for storing concentrated nitr...

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  7. Explain why melting and boiling points of boron is much higher.

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  8. p pi - p pi back bonding occurs in the case of boron halides but not i...

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  9. AIF3 is insoluble in anhydrous HF but dissolves when NaF is added to t...

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  10. Metallic aluminium is frequently used as a reducing agent in the extra...

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  11. Is boric acid a protonic acid? Explain.

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  12. When phenolphthalein is added to an aqueous solution of borax, the sol...

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  13. Explain why diamond is hard but graphite is soft.

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  14. Graphite is a conductor of electricity but diamond is not-why?

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  15. Explain why carbon monoxide is a poisonous gas.

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  16. SiCl4 undergoes easy hydrolysis but C Cl4 does not undergo hydrolysis-...

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  17. CO2 gets absorbed in alkaline solution but CO does not under ordinary ...

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  18. CO is a superior fuel-why?

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  19. How will you get pure nickel using carbon monoxide?

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  20. Explain why solid carbon dioxide is called dry ice.

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