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Which of these is least likely to act as...

Which of these is least likely to act as a Lewis base

A

`BF_3`

B

`PF_3`

C

`CO`

D

`F^(-)`

Text Solution

Verified by Experts

The correct Answer is:
B
`BF_3` is a Lewis acid.
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CHHAYA PUBLICATION-SOME p-BLOCK ELEMENTS-ENTRANCE (QUESTION BANK)
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  2. Name the two types of the structure of silicate in which one oxygen at...

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  3. Which of these is least likely to act as a Lewis base

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  4. Which of the following is electron deficient-

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  5. Number of carbon atoms per unit cell of diamond unit cell is -

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  6. Which of these is not a monomer for a high molecular mass silicone pol...

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  7. Which of the following structure is similar to graphite -

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  8. The basic structural unit of silicate is -

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  9. The stability of +l oxidation state among Al, Ga, In and Tl increase i...

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  10. AlF3 is soluble in HF only in presence of KF. It is due to the formati...

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  11. Boric acid is an acid because its molecule

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  12. It is because of inability of n^2 electrons of the valence shell to pa...

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  13. Which one of the following elements is unable to form MF6^(3-) ion-

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  14. The correct order of atomic radii in group-13 elements is-

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  15. The wrong statement about fullerene is-

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  16. Iodine oxidises sodium borohydride to give-

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  17. Which material is used as a neutron moderator-

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  18. For silicone which is not correct -

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  19. Which of the following is not sp^2 -hybridised

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  20. The pair of amphoteric hydroxides is -

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