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The bond energies ("in KJ mole"^(-1)) of...

The bond energies `("in KJ mole"^(-1))` of P-H, As-H and N-H respectively ?

A

247, 318 and 389

B

247, 389 and 318

C

318, 389 and 247

D

318, 247 and 389

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The correct Answer is:
D
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NARAYNA-15TH GROUP ELEMENTS-Level-II (C.W)
  1. Which of the following has maximum complex forming ability with a give...

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  2. Holme's signals can be given using :

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

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

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

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

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

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

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

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

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

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

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  13. The trihalide which forms oxocations on hydrolysis is

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  14. Bismuth forms the only pentahalide with the halogen

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  15. Acid having peroxide linkage in its structure is

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  16. Two oxides of Nitrogen, NO and NO(2) reacts together at 253 K and form...

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  17. Oxidation state of +1 for phosphorus is found in

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  18. The number of hydroxyl group in pyrophosphoric acid is

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  19. H(3)PO(2) is the molecular formula of an acid of phosphorus. Its name ...

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  20. The acid that forms primary, secondary and tetiary phosphates is

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