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rrange the following in the order of pro...

rrange the following in the order of property indicated within bracket. `NH_3`,`PH_3`, `BiH_3`, `AsH_3` (increasing basic strength).

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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
  1. Arrange the following in the order of property indicated within bracke...

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  2. Arrange the following in increasing order if acid strength: HCl, HI, H...

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  3. rrange the following in the order of property indicated within bracket...

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  4. Mention two uses of Neon.

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  5. Answer the following: Which reaction was used by Bartlett to prepare t...

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  6. Which halogen has the highest electron gain enthalpy and which halogen...

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  7. Which of the following is more covalent SbCl5 or SbCl3?

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  8. Sulphur is a solid while oxygen is a gas at room temperature why?

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  9. Why acidic character of HCIO4 higher than HCIO3?

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  10. Answer the following: KHF2 is known but KHCl2 is not known. Give reaso...

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  11. Write the chemical reaction to show that concentrated H2SO4 is an oxid...

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  12. Write one chemical reaction to show that conc. H2SO4 is a dehydrating ...

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

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  14. Why ammonia is a stronger base than phosphine?

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  15. PCI5 is ionic in nature in solid state. Why?

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  16. Mention the shape of PCI5.

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  17. Show that H3PO3 is a diprotic (or dibasic) acid.

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

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  19. Why NO is paramagnetic in the gaseous but diamagnetic in solid and liq...

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

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