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Strong reducing behaviour of H(3)PO(2) i...

Strong reducing behaviour of `H_(3)PO_(2)` is due to

A

high oxidation state of phosphorus

B

presence of two -OH groups and one P-H bond.

C

presence of one -OH group and two P-H bonds.

D

high electron gain enthaply of phosphorus

Text Solution

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The correct Answer is:
C
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Strong reducing behaviour of H_(3)PO_(4) is due to :

How do you account for reducing behaviour of H_(3)PO_(2) on the basis of its structure?

Good reducing nature of H_(3)PO_(2) is attributed to the presence of :

(a) Why does PCl_3 fume in moisture ? (b) Are all the five bonds in PCl_5 molecule equivalent ? Justify your answer. ( c) How do you account for the reducing behaviour of H_3 PO_2 on the basic of its structure ? (d) Give the disproportional reaction of H_3PO_3 .

Assertion : H_(3)PO_(2) has strong reducing property but H_(3)PO_(4) does not. Reason : P-OH bond present in H_(3)PO_(4) .

TARGET PUBLICATION-p-BLOCK ELEMENTS-COMPETITIVE THINKING
  1. Which among the following oxoacids of phosphorus shows a tendency of d...

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  2. Identify the compound in which phosphorus exists in the oxidation stat...

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  3. Strong reducing behaviour of H(3)PO(2) is due to

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  4. In P(4)O(10),

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  5. Which is the correct statement for the given acids ?

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  6. The pair in which phosphours atoms have a formed oxidation state of +3...

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  7. How many bridging oxygen atoms are presents in P(4)O(10) ?

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  8. P4 O(10) is not used to dry NH3 gas because

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  9. Which among the following group 16 elements exists in more than two al...

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  10. Which is the most stable allotrope of sulphur ?

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

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  12. Which among the following compounds does not act as reducing agent ...

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  13. The element that does not form acidic oxide is

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  14. Among the following, the most basic oxide is-

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  15. Which of the following is different from other three oxides?

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  16. Which of the following is a neutral oxide?

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  17. Identify the element that forms amphoteric oxide.

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  18. In the following reaction, ZnO is respectively acting as a/an (i) Zn...

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  19. The colour of liquid O(2) is .

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  20. The bond angle and O-O bond length in O3 are respectively .

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