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Ionic radii (in Ã…) of As^(3+), Sb^((3+)...

Ionic radii (in `Ã…`) of `As^(3+), Sb^(`(3+)` and `Bi^(3+)` follow the order

A

`As^(3+) gt Sb^(3+) gt Bi^(3+)`

B

`Sb^(3+) gt Bi^(3+) gt As^(3+)`

C

`Bi^(3+) gt As^(3+) gt Sb^(3+)`

D

`Bi^(3+) gt Sb^(3+) gt As^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
D
In down the group ionic radius gradually increases
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NARAYNA-15TH GROUP ELEMENTS-Level-II (C.W)
  1. The number of covalent bonds made by phosphorus atom never exceeds

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  2. Ionic radii (in Ã…) of As^(3+), Sb^((3+) and Bi^(3+) follow the order

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  3. The shape and bind angle of white phosphorou molecule is

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  4. Nitrogen liberated by the thermal dicomposition of only

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  5. The cyanide ion CN and N(2) are isoelectronic, but in contrast to CN^(...

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  6. Which of the following has maximum complex forming ability with a give...

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  7. Holme's signals can be given using :

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  8. The bond energies ("in KJ mole"^(-1)) of P-H, As-H and N-H respectivel...

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  9. The basic character of hydrides of the V-group elements decreases in ...

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  10. White phosphorous reacts with caustic soda to give phosphine and sodiu...

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  11. They hybridization of phosphorous atom in P(4)O(6) and P(4)O(10) is

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  12. The bonds present in P(4)O(10) are

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  13. Which of the following oxides of nitrogen is the anhydride of nitrous ...

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  14. Which acid is not formed by the action of water on phosphorus pentoxid...

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  15. The arrangement of oxygen atoms around each phosphorous in P(4)O(10)

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  16. When NH(4)NO(3) is gently heated, an oxide of Nitrogen is formed. What...

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  17. The following are aresome statement about oxides of VA group element ...

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  18. The trihalide which forms oxocations on hydrolysis is

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  19. Bismuth forms the only pentahalide with the halogen

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  20. Acid having peroxide linkage in its structure is

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