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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

What happens when methyl bromide is treated with sodium in the presence of dry ether?

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प्रश्न

What happens when methyl bromide is treated with sodium in the presence of dry ether?

रासायनिक समीकरण/संरचनाएँ
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उत्तर

\[\ce{\underset{Methyl bromide}{CH3 - Br} + 2Na + Br - CH3 ->[Dry ether][Wurtz reaction] \underset{Ethane}{CH3 - CH3} + 2NaBr}\]

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अध्याय 6: Haloalkanes and Haloarenes - Exercises [पृष्ठ १९१]

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एनसीईआरटी Chemistry Part 1 and 2 [English] Class 12
अध्याय 6 Haloalkanes and Haloarenes
Exercises | Q 6.22 (v) | पृष्ठ १९१

संबंधित प्रश्न

Identify A, B, C, D, E, R and R1 in the following:


How will you bring about the following conversion?

Bromomethane to propanone


Explain why Grignard reagents should be prepared under anhydrous conditions?


Write the structure of the major organic product in the following reaction:

\[\ce{C6H5ONa + C2H5Cl ->}\]


What happens when bromobenzene is treated with Mg in the presence of dry ether?


How the following conversion can be carried out?

2-Chlorobutane to 3, 4-dimethylhexane


Write the structure of main compounds A and B in the following reaction:
 


Which of the following alkyl halides is used as a methylating agent?


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:

\[\ce{C2H5Br ->[Na/Dry ether] C2H5 - C2H5}\]


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? 


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