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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. Give three reasons why aryl halides are less reactive towards nucleoph...

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  2. Explain Why: The dipole moment of chlorobenzene is lower than that of ...

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

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  4. The treatment of alkyl chlorides with aqueous KOH leads to the formati...

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  5. Drawing the various resonating structures, show that nitrobenzene acti...

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  6. Though Chlorine is an electron withdrawing group but it activate the o...

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  7. Why Chloroform is preserved in dark coloured glass bottle?

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  8. Write the IUPAC name of DDT. Write one merit and one demerit of its us...

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  9. Write two effect of Carbon tetrachloride in human body.

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  10. A Chloro derivative (A) on treatment with Zn/Cu couple gives a hydroca...

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  11. Of the two bromoderivaties, C6H5CH(CH3)Br and C6H5CH(C6H5)Br, which on...

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  12. A solution of KOH hydrolyses CH3CHCICH2CH3 & CH3(CH2)3CI. Which one of...

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  13. Write the IUPAC name of the following: CH3CH=C(CI)CH2CH(CH3)2

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  14. Write the IUPAC name of the following: p-CI C6H4CH2 CH(CH3)2

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  15. Write the IUPAC name of the following: p-O2N C6H4CH2CI

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  16. Write the IUPAC name of the following: C6H5CH2-CH=CH2

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  17. Write the IUPAC name of the following:

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  18. Write the IUPAC name of the following:

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  19. Write the IUPAC name of the following:

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  20. What happens when: Ethanol reacts with HBr in presence of ZnCI2?

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