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Which of the following statements is wro...

Which of the following statements is wrong ?

A

Single N-N bond is stronger than the single P-P bond.

B

`PH_3` can act as a ligand in the formation of coordination compound with transition elements.

C

`NO_2` is paramagnetic in nature.

D

Covalency of nitrogen in `N_2O_5` is four.

Text Solution

Verified by Experts

The correct Answer is:
A
(A) Single N-N bond is stronger than the single P-P bond.
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KUMAR PRAKASHAN-THE P-BLOCK ELEMENTS -SECTION -D (NCERT EXEMPLAR SOLUTION) (MULTIPLE CHOICE QUESTIONS (MCQS))
  1. On heating with concentrated NaOH solution in an inert atmosphere of C...

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  2. Which of the following acids forms three series of salts ?

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  3. Strong reducing behaviour of H3PO2 is due to ...............

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  4. On heating lead nitrate forms oxides of nitrogen and lead. The oxides ...

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  5. Which of the following elements does not show allotropy ?

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  6. Maximum covalency of nitrogen is.............

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  7. Which of the following statements is wrong ?

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  8. A brown ring is formed in the ring test for NOg ion. It is due to the ...

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  9. Elements of group-15 form compounds in (+5) oxidation state. However, ...

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  10. On heating ammonium dichromate and barium azide separately we get

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  11. In the preparation of HNO3, we get NO gas by catalytic oxidation of am...

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  12. The oxidation state of central atom in the anion of compound NaH2PO2 w...

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  13. Which of the following is not tetrahedral in shape ?

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  14. Which of the following are peroxoacids of sulphur ?

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  15. Hot cone. H2SO4 acts as moderately strong oxidising agent. It oxidises...

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  16. A black compound of manganese reacts with a halogen acid to give green...

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  17. In the preparation of compounds of Xe, Bartlett had taken O(2)^(+) PtF...

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  18. In solid state PCl(5) is a............

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  19. Reduction potentials of some ions are given below. Arrange them in dec...

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  20. Which of the following is isoelectronic pair ?

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