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Why is bond angle of PH3 molecule lesser...

Why is bond angle of `PH_3` molecule lesser than in `NH_3` molecule?

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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
  1. Arrange the hydrides of group 16 in increasing order of acid strength

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  2. Account for the following: PCI5 behaves as an ionic compound is solid ...

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  3. Why is bond angle of PH3 molecule lesser than in NH3 molecule?

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  4. In which one of the two structures NO2^(+) and NO2^(-) the bond angle ...

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  5. Why is the highest oxidation state of a metal exhibited in its oxide o...

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  6. Why is white phosphorous more reactive than red phosphorous?

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  7. Fluorine does not exhibit any positive oxidation state. Why?

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  8. Nitrogen is relatively inert as compared to phosphorus. Why?

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  9. Why PF5 is known while NF5 is not known?

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  10. CIF3 exists but FCI3 does not why?

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  11. Give one chemical reaction to show that all the bonds in PCI5 molecule...

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  12. How will you account for the following: Among the hydrides of group 16...

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  13. Bi2O3 is treated with HNO3 write balanced equation for the reaction.

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  14. Why is white phosphorous more reactive than red phosphorous?

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  15. Write the formula of phosphorite.

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  16. What is the product formed on dissolution of phosphorus pentoxide in w...

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  17. Answer the following: Bismuth is a strong oxidizing agent in the penta...

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  18. Write chemical equations for the following processes: chlorine reacts ...

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  19. Write the chemical equations for the following processes: orthophospho...

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  20. Write the chemical equations for the following process. PtF6 and xenon...

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