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MX(5) (M =P, As, Sb and Bi) are known bu...

`MX_(5)` (M =P, As, Sb and Bi) are known but `MH_(5)` are not known, why?

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Knowledge Check

  • N, P, As, Sb and Bi are in group 15, So, Bi in its external most shell contains:

    A
    Three electrons
    B
    One electrons
    C
    Five electrons
    D
    Seven electrons

  • CuSO_4 5H_2O is commonly known as

    A
    oil of vitriol
    B
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    C
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    D
    white vitriol
    • ARIHANT PUBLICATION-ELEMENTS : NITROGEN FAMILY-CHAPTER PRACTICE ( Short Answer Type Questions )
    1. MX(5) (M =P, As, Sb and Bi) are known but MH(5) are not known, why?

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    2. Arrange PH(3), H(2)S and HCl in order of increasing acidic strength. G...

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    3. Why NCl5 is not formed?

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    4. Explain the Phosphine is prepared in an inert atmosphere of CO(2) or...

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    5. Explain the statement: In most of the oxides of phosphorous, the P-O...

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    6. In what way can it be proved that PH(3) is basic in nature?

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    7. Explain the Phosphine is treated with an acidified CuSO(4) solution.

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    8. Explain the Water is added to calcium phosphide.

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    9. Draw the structures of white phosphorus and red phosphorous. Which one...

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    10. Complete and balance the following chemical reactions. (a) PCl(3) +H...

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    11. Complete the following chemical reactions. (i) I(2) + "conc . HNO"(3...

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    12. Explain why Nitrogen is much less reactive than phosphorus.

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    13. Explain, why stability of +5 oxidation state decreases down the group ...

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    14. Explain the The bond angle in PH(3) is less than that of NH(3).

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    15. Account for the fact: Phosphorus shows variable oxidation states.

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    16. Account for the White phosphorus shows chemiluminescence.

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    17. Account for the BiCI(3) is less covalent than PCI(3) .

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    18. Predict the probable structures of (a) N(2) O(3) (b) NO(2)

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    19. Discuss the pattern of variation in the oxidation state of the followi...

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    20. How is nitrogen prepared in the laboratory? Write the reaction of ther...

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