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Give a brief description of the principl...

Give a brief description of the principles of the following techniques taking an example in each case.
(a) Crystallisation (b) Distillation (c) Chromatography

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VMC MODULES ENGLISH-INTRODUCTION TO ORGANIC CHEMISTRY -JEE ADVANCED ARCHIVE
  1. Give a brief description of the principles of the following techniques...

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  2. An isomer of ethanol is:

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  3. Which of the following will have the least hindered rotation about car...

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  4. The compound which is not isomeric with diethyl ether is:

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  5. …….ring is the most strained. (Cyclopropane, Cyclobutane, Cyclopentane...

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  6. The compounds having both sp- and sp^(2)-hybrideised C atmos is …………. ...

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  7. Among the given cations, "…..........." is most stable.

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  8. Which of the following compounds will exhibit cistrans (geometrical) i...

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  9. The IUPAC name of the compound having the formula is H(3)C-underset(...

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  10. Write the structure of the isomers of alcohols with molecular formula ...

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  11. The terminal C atom in butane is ………………..hybridised.

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  12. m-Chloro bromobenzene is an isomer of m bromo chloro benzene.

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  13. Write the structural of all the possible isomers of dichloroethene. Wh...

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  14. A vic diol has two hydroxy1 group on…………………….C atoms

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  15. The IUPAC name of the compound CH(2)=CH-CH(CH(3))(2) is

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  16. The bond between carbon atom (1) and carbon atoms (2) in compound , N-...

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  17. Isomers which are mirror images are knows as ….. (superimposable, non...

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  18. Keto-enol tautomerism is observed in

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  19. Polarization in acrolein as:

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  20. Which of the following has/have asymmetric carbon atom?

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  21. The shape of [CH(3)]^(o+) is .

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