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What is sublimation?...

What is sublimation?

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DINESH PUBLICATION-ORGANIC CHEMISTRY - SOME BASIC PRINCIPLES & TECHNIOUES-CONCEPT BASED QUESTION
  1. Can we separate two liquids A (b.p. 353 K) and B (b.p. 365 K) present ...

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  2. Under what condition can the process of steam distillation be used ?

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  3. Lassaigne's extract is prepared in distilled water and not in tap wate...

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  4. Why is impure glycerol by distillation under reduced pressure ?

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  5. Hydrazine does not give Lassaigne's test for nitrogen. Why ?

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  6. Can we use potassium in place of sodium for preparing Lassaigne's extr...

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  7. Do we collect the vapours of the volatile substance in the Victor Meye...

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  8. Lassaigne's test is not very successful for diazonium salts. Assign re...

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  9. (a) Write IUPAC names of the following compounds : (i) CH(3)-underse...

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  10. (a) What are electrophiles ? Give example. (b) Describe the chemistr...

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  11. What all the acylic structural isomers with the molecular formula C(4)...

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  12. Write structureal formula of (a) Neopentane (b) Chlorobenzene (c) Prop...

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  13. (a) What is chromatography ? (b) What is inductive effect ?

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  14. Write structural formulae of all isomers of C(6)H(14). Give their IUPA...

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  15. Describe the chemistry of Lassaigne's test used for the detection of n...

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  16. Write IUPAC names of the following compounds. (i) CH(3)-CH(2)-unders...

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  17. Write IUPAC name of : (CH(3))(2)C=CH CHO.

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  18. What is inductive effect ? Explain

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  19. What is sublimation?

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  20. Compounds having the same molecular formula but different structures a...

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