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Explain why : Grignard reagent should be...

Explain why : Grignard reagent should be prepared under anhydrous conditions.

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MODERN PUBLICATION-HALOALKANES AND HALOARENES-EXERCISE
  1. Which compound in the following couples will react faster in SN2 displ...

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  2. The dipole moment of chlorobenzene is lower than that of cyclohexyl ch...

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  3. Explain why : Grignard reagent should be prepared under anhydrous cond...

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  4. Explain why : Alkyl halides though polar are immiscible with water ?

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  5. Zinc sulphide is mixed with a chemical compound to form a mixture whic...

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  6. What is the role of ammonium nitrate in ammonal?

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  7. Answer the following : Of the two bromoderivatives, C6H5CH(CH3)Br and ...

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  8. Although chlorine is an electron withdrawing group, yet it is ortho-, ...

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  9. Identify A and B CH3 CH=CH2 overset (HBr) rarr A overset (aq.KOH) ra...

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  10. Identify A and B

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  11. An alkyl chloride (X) reacts with magnesium metal in the presence of d...

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  12. How are nitrochlorobonzene and chlorobenzene aulphonic acid are prepar...

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  13. Draw the structure of major monohalo products of the following reactio...

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  14. Draw the structure of major monohalo products of the following reactio...

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  15. Why does p-dichlorobenzene has a higher m.p. than its o- and p-isomers...

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  16. Write chemical reactions to prepare the following : D.D.T. from chloro...

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  17. Write chemical reactions to prepare the following : Freon-12 from carb...

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  18. Most important chemical reactions of haloalkanes are their substitutio...

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  19. Most important chemical reactions of haloalkanes are their substitutio...

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  20. What is the role of aluminium powder in the formation of ammonal?

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