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Elements of Group 16 generally show lowe...

Elements of Group 16 generally show lower value
of first ionisation enthalpy compared to the corresponding
periods of Group 15. Why ?

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JMD PUBLICATION-THE p-BLOCK ELEMENTS-Example
  1. Give an example of a reaction in which H2SO4 behaves as : a dehyd...

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  2. Give an example of a reaction in which H2SO4 behaves as : an oxid...

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  3. Elements of Group 16 generally show lower value of first ionisation ...

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  4. Explain that SO2 can act as an oxidising agent as well as a reducing a...

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  5. What is oIeum ? Draw its structure.

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  6. Draw the sturcture of one oxo acid of sulphur.

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  7. ExplainH2SO4 acid is dibasic. Draw structure.

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  8. SO3 has zero dipole moment. Why ?

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  9. Discuss the structure of SF6 on the basis of hybridisation.

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  10. Why conc. H2SO4 is viscous and has high boiling point?

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  11. Which form of sulphur shows paramagnetic behaviour and why ?

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  12. Comment on nature of two S-O bond formed in SO2 molecule. Are the two ...

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  13. Why SF6 is known but SH6 is not known ?

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  14. Among the hydrides of Group 16, water shows unusual physical propert...

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  15. Explain the following : SCl6 is not known but SF6 is known. Why ?

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  16. Explain the following : OF6 does not exist and SF6 exists. Why ?

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  17. Give two examples to show the anomalous behaviour of fluorine.

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  18. Why ClF3 exists, but FCl3 does not exist ?

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  19. Why halogens are coloured gases and they are very reactive ? Comment o...

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  20. Bond dissociation energy of F2 is less than Cl2.

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