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In which of the following phosphorus is ...

In which of the following phosphorus is in `+1` oxidation state?

A

`H_3PO_2`

B

`H_3PO_3`

C

`H_4P_2O_7`

D

`H_3PO_4`

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The correct Answer is:
B, C
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A N EXCEL PUBLICATION-P-BLOCK ELEMENTS-QUESTION BANK
  1. Nitrogen shows different oxidation states in different oxides. In whic...

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  2. Nitrogen shows .different oxidation states in different oxides. Prepar...

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  3. In which of the following phosphorus is in +1 oxidation state?

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  4. Nitrogen shows .different oxidation states in different oxides. Prepa...

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  5. Nitrogen forms a number of oxides and oxoacids. Which of the following...

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  6. Nitrogen forms a number of oxides and oxoacids. Prepare a short write-...

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  7. Nitrogen forms a number of oxides and oxoacids. The gas liberated when...

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  8. Nitrogen forms a number of oxides and oxoacids. Prepare a short write ...

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  9. Identify the least basic compound among the following:

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  10. Explain the step P and Q.

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  11. Give a reaction which indicates dehydration property of con. H2SO4

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  12. Write any two uses of sulphuric acid.

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  13. Identify the least basic compound among the following:

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  14. Which of the following will have the most negative electron gain enth...

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  15. Draw the structure of perchloric acid (HClO4)

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  16. What are interhalogen compounds? Write any two examples.

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  17. Ozone is an allotrope of oxygen. The ozone layer present at the upper ...

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  18. Ozone is an allotrope of oxygen. The ozone layer present at the upper ...

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  19. Suggests method for the quantitative estimation of ozone (O3).

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  20. .Name two compounds that can cause depletion of the ozone layer in the...

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