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The reaction of white phosphorus with aq...

The reaction of white phosphorus with aqueous `NaOH` gives phosphine along with another phosphorus containing compound. The reacation type, the oxidation states of phosphorus in phosphine and the other product are respectvely:

A

redox reaction, `-3` and `-5`

B

redox reaction, 3 and `+5`

C

disproportionation reaction, -3 and +5

D

disproportionation reaction , -3 and +3

Text Solution

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The correct Answer is:
C
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IIT-JEE PREVIOUS YEAR (CHEMISTRY)-P BLOCK ELEMENTS-Objective Questions I
  1. Concentrated HNO3, upon long standing, turns yellow-brown due to the f...

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  2. Which of the following is the wrong statement ?

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  3. The reaction of white phosphorus with aqueous NaOH gives phosphine alo...

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  4. Which ordering of compounds is according to the decreasing order of th...

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  5. Extra pure N2 can be obtained by heating

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  6. The reaction of P with X leads selectively to P4 O6. X is

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  7. The percentage of p-character in the orbitals forming p-p bonds in P4 ...

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  8. Which of the following will not be oxidised by O(3)?

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  9. Which gas is evolved when PbO(2) is treated with conc HNO(3) ?

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  10. Blue liquid which is formed at - 30^@ C by mixing of two gases is.

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  11. Thermodynamically most stable allotrope of phosphorus is :

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  12. Which of the following oxoacids of sulpher has -O-O- linkage ?

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  13. For H(3)PO(3) and H(3)PO(4) the correct choice is

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  14. Polyphosphates are used for softening agents because they

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  15. The number of S-S bonds, in sulpher trioxide trimer (S(3)O(9)) is :

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  16. Ammonia can be dried by :

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  17. Amongest H(2)O,H(2)S,H(2)Se and H(2)Te the one with highest boiling p...

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  18. The correct order of acidic strength is

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  19. The number of P-O-P bonds in cyclic metaphosphoric acid is.

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  20. One mole of calciium phosphide on reaction with excess water gives

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