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Oxygen is gas whereas sulphur is solid a...

Oxygen is gas whereas sulphur is solid at room temperature .Explain.

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CHHAYA PUBLICATION-P-BLOCK ELEMENTS-SOLVED CBSE SCANNER
  1. Complete the following chemical reaction: P(4)+NaOH+H(2)Oto

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  2. Why does R(3)P = O exist but R(3)N=O does not? (R = alkyl group)

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  3. Oxygen is gas whereas sulphur is solid at room temperature .Explain.

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  4. Write balanced equations for the following reactions: Chlorine react...

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  5. Write balanced equations for the following reactions: Carbon reacts ...

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  6. Describe the contact process for the manufacture of sulphuric acid wit...

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  7. Explain the following: Nitrogen is much less reactive than phosphoru...

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  8. Explain the following: NF(3) is an exothermic compound but NCl(3) is...

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  9. Elements of gr-16 generally show lower value of first ionisation entha...

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  10. What happens when- concentrated H(2)SO(4) is added to CaF(2)?

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  11. What happens when- sulphur dioxide reacts with chlorine in the presenc...

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  12. What happens when- ammonium chloride is treated with Ca(OH)(2) ?

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  13. Draw the structure of the following: BrF(3)

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  14. Draw the structure of the following: XeO(3)

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  15. Answer the following: Why is NH(3) more basic than PH(3) ?

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  16. Answer the following: Why are halogens strong oxidising agents?

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  17. Answer the following: Draw the structure of XeOF(4).

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  18. Account for the following: Ozone is thermodynamically unstable.

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  19. Account for the following: Solid PCl(5) is ionic in nature.

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  20. Account for the following: Fluorine forms only one oxoacid HOF.

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