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Explain why Grignard reagents should be ...

Explain why Grignard reagents should be prepared under anhydrous condition.

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R G PUBLICATION-HALOALKANES AND HELOARENES -EXERCISE
  1. Define enantiomers.

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  2. In the following halogen compounds, which one will readily undergo SN...

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  3. Explain why Grignard reagents should be prepared under anhydrous condi...

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  4. Which of the following compound would un-dergo SN 1 reaction faster an...

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  5. What are ambident nucleophiles? Give an example.

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  6. Write the mechanism of the following reaction: n-C4H9Br+KCN overset(Et...

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  7. How can you convert benzene to diphenly?

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  8. What happens when bromo-cyclohexane is treated with Mg in presence of ...

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  9. Identify B in the following re-action:

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  10. What is racemic mixture? Give one example.

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  11. Identify the major product in the following reaction: CH3CH=CH2+HI rar...

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  12. Identify the major product in the following reaction:

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  13. Write mechanism of the following reaction: CH3Cl+OH^- rarrCH3OH+Cl^-

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  14. Give an example of halogen substituted aro-matic compound with formula...

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  15. Write the structure of cyclic allylic halide & cyclic vinylic halide.

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  16. Why C-X bond of alkyl halide is polarized? (Where X is halogen)

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  17. How pure alkyl halide is prepared from alcohol?

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  18. Why preparation of aryl halide is not possible by reaction of phenol w...

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  19. Iodine can not be used for electrophilic subsituation of arene. Why?

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  20. Give one chemcial test to distinguish alkane & alkene.

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