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The basicity of phosphorus acid (H3 PO3)...

The basicity of phosphorus acid `(H_3 PO_3)` is ______ .

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
Phosphorus acid `(H_(3)PO_(3))` is a diabsic acid.
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DINESH PUBLICATION-THE NITROGEN FAMILY-Revision question
  1. When ammonia is heated with cupric oxide, a molecule of ammonia will

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  2. Which has the lowest boiling point?

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  3. The basicity of phosphorus acid (H3 PO3) is .

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  4. Nitrogen forms N(2) but phosphorous when forms P(2) gets readily conve...

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

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  6. In which of the following bond angle is maximum

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  7. Aqueous sodium hydroxide reacts with white phosphorus to form phosphin...

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  8. The stability of the hydrides follows the order

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  9. Which one of the following arrangements of molecules is correct on the...

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

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  11. The trade name of sodium hexametaphosphate is.

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  12. Which one of the following is an oxyacid ?

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  13. The explanation for the presence of three unpaired electrons in the ni...

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  14. When on excess of chlorine is treated with ammonia ,the products forme...

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  15. The three important oxidation states of phosphorus are

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  16. Of the following compounds, the most acidic is

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  17. Which one of the following elements is most metallic?

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  18. Number of sigma bonds in P4 O(10) is :

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  19. In NO3^- ion, the number of bond pair and lone pair of electrons no N-...

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  20. In the following reaction PCl5 overset(H2 O) to HCl + A

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