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What happens when (i) Conc. H(2)SO(4) is...

What happens when (i) Conc. `H_(2)SO_(4)` is added to `CaF_(2)`. (ii) `SO_(3)` is passed through water?

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(i) It forms hydrogen fluoride.
`CaF_(2)+H_(2)SO_(4)rarr CaSO_(4)+2HF`
(ii) It dissolved `SO_(3)` to given `H_(2)SO_(4)`
`SO_(3)+H_(2)Orarr H_(2)SO_(4)`.
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OSWAAL PUBLICATION-P - BLOCK ELEMENTS-TOPIC - 2 (GROUP - 15 ELEMENTS, THEIR PROPERTIES AND SOME IMPORTANT COMPOUNDS)(LONG ANSWER TYPE QUESTIONS)
  1. Which aerosols deplete ozone?

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  2. In the preparation of H(2)SO(4) by contact process, why is SO(3) not a...

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  3. What happens when (i) Conc. H(2)SO(4) is added to CaF(2). (ii) SO(3) i...

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  4. Why does O(3) act as a powerful oxidizing agent?

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  5. Draw the structure of H(2)S(2)O(8).

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  6. Write the structure of oleum (H(2)S(2)O(7))

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  7. Predict the shape and the asked angle (90^(@)" or more or less") in th...

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  8. Oxygen shows catenation behaviour less than sulphur.

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  9. Sulphur has greater tendency for catenation than oxygen why?

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  10. Oxygen is a gas but sulphur a solid. Explain.

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  11. Why are the two S-O bonds in SO(2) molecule of equal strength?

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  12. Draw the structure of O(3) molecule.

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  13. Write the valence shell electronic configuration group - 16 elements.

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  14. How does atomic and ionic radii changes with in the group - 16 element...

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  15. Ionisation enthalphy of group - 16 elements decreases down the group W...

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  16. Group - 16 elements have lower ionisation enthalpy values compared to ...

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  17. Out of O and S which has higher negative electron gain enthalpy and wh...

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  18. How does electronegativity of group - 16 elements changes down the g r...

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  19. Oxygen and sulphur have difference in their melting point and boiling ...

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  20. Explain the reactivity of group - 16 elements with oxygen.

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