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Explain, why does boron not form B^(3+) ...

Explain, why does boron not form `B^(3+)` ions.

A

Energy required to form `B^(3+)` ion is very high which will not be compensated by lattice enthalpies or hydration enthalpies of such ion.

B

Boron is a non-metal

C

Boron is a metalloid

D

None of the above

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A
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CENGAGE CHEMISTRY ENGLISH-P-BLOCK GROUP 13 - BORON FAMILY-Exercise (Single Correct)
  1. AlCl(3) is an electron-deficient compound but AlF(3) is not, due to

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  2. Bauxite ore is generally contaminated with impurity of oxides of two...

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  3. Explain, why does boron not form B^(3+) ions.

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  4. Borazine is converted into a disubstituted product B(3)N(3)H(4)X(2)....

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  5. Aqueus solution of borax acts as a buffer because

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  6. Correct match is :

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  7. When aluminium is heated in atomosphere of nitrogen it forms :

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  8. Which one of the following is more abundant in the earth's crust ?

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  9. Which of the following is acidic in nature ?

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  10. alums are used for :

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  11. The liquified metal expanding on solidification is :

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  12. How can the following reaction be made to proceed in forward direction...

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  13. Borax-bead test is responded by

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  14. Which excess of NaOH solution is added in potash alum the product is.

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  15. (3c, 2e) bond is present in

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  16. Boron carbide, B(4)C, is widely used for :

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  17. BCl(3) does not exist as dimer but BH(3) exists as dimer because

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  18. Aluminium (III) chloride forms a dimer because aluminium

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  19. Al(2)O(3) formation from aluminium and oxygen involves evolution of a ...

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  20. A blue colored mineral 'lapis lazuli' which is used as a semi-precio...

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