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प्रश्न
What happens when bromobenzene is treated with Mg in the presence of dry ether?
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उत्तर
When bromobenzene is treated with Mg in the presence of dry ether, phenylmagnesium bromide is formed.
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संबंधित प्रश्न
Identify A, B, C, D, E, R and R1 in the following:
How will you bring about the following conversion?
1-Chlorobutane to n-octane
How the following conversion can be carried out?
2-Chlorobutane to 3, 4-dimethylhexane
Which one of the following produces acyl halide by treatment with PCl5?
What would be the reactant and reagent used to obtain 2, 4-dimethyl pentan-3-ol?
Which of the following statements are correct about the reaction intermediate?
(i) Intermediate (c) is unstable because in this carbon is attached to 5 atoms.
(ii) Intermediate (c) is unstable because carbon atom is sp2 hybridised.
(iii) Intermediate (c) is stable because carbon atom is sp2 hybridised.
(iv) Intermediate (c) is less stable than the reactant (b).
Identify the following named reaction:
\[\ce{C2H5Br ->[Na/Dry ether] C2H5 - C2H5}\]
\[\ce{R - CH2 - CCl2 - R ->[Peagent] R - C ≅ C - R}\]. The reagent is:-
A product (1) of above reaction is:-
Grignard reagent shows addition on
The product formed in the first step of the reaction
\[\begin{array}{cc}
\ce{Br}\phantom{......}\\
|\phantom{.......}\\
\ce{CH3-CH2-CH-CH2-CH-CH3}\\
\phantom{...............}|\\
\phantom{................}\ce{Br}
\end{array}\]
with excess Mg/Et2O(Et = C2H5) is:
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
Explain why Grignard reagents should be prepared under anhydrous conditions?
