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Which is the most thermodynamically stab...

Which is the most thermodynamically stable allotropic form of phosphorus ?

A

red

B

white

C

black

D

yellow

Text Solution

Verified by Experts

The correct Answer is:
C
Thermodynamically most stable form of phosphorus is black phosphorus.
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DINESH PUBLICATION-THE NITROGEN FAMILY-Selected straight objective type
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  3. The oxidation state of phosphorus in Ba(H2 PO2)2 is

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  4. Amongst the following elements whose electronic configuration are give...

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  5. Nitrogen is liberated by the thermal decomposition of only

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

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  7. Among the following species, identify the isostuctural pairs NF(3). ...

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  8. In nitroprusside ion, the iron and NO exist as Fe(II) and NO^(+) rathe...

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  9. On heating ammonium dichromate, the gas evolved is :

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  10. One mole of calcium phosphine on reaction with excess of water gives

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

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  12. Ammonia can be dried by :

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  13. The hybridisation of atomic orbitals of nitrogen in NO2^+ , NO3^- and...

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  14. For H3 PO3 and H3 PO4, the correct choice is

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  15. Which is the most thermodynamically stable allotropic form of phosphor...

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  16. Which blue liquid is obtained on reacting equimolar amounts of two gas...

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  17. The compound which has molecular nature in gas phase but ionic in soli...

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  18. Which of the following has the least bond angle?

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

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  20. The correct order of increasing bond angles in the following triatomic...

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