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Standard XII

Chemistry

Common Ion Effect

Which one of ...

Question

Which one of the following methods is used to prepare $M e_{3} C O E t$ with a good yield?

Mixing

E t O N a

with

M e_{3} C C l

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Mixing

M e_{3} C O N a

with

E t C l

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Heating a mixture of

(1 : 1) E t O H

and

M e_{3} C O H

in the presence of

c o n c . H_{2} S O_{4}

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Treatment of

M e_{3} C O H

with

E t M g I

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Solution

The correct option is B Mixing $M e_{3} C O N a$ with $E t C l$
$M e_{3} C O N a E t C l - ------- \to (1^{\circ} a l k y l h a l i d e) - N a C l M e_{3} C O E t$

This reaction is known as Williamson's synthesis.

So, the correct option is $B$

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Which one of the following methods is used to prepare Me3COEt with a good yield?

The correct option is B Mixing Me3CONa with EtClMe3CONaEtCl−−−−−−−−→(1∘alkyl halide)−NaClMe3COEtThis reaction is known as Williamson's synthesis.So, the correct option is B

Which one of the following methods is used to prepare $M e_{3} C O E t$ with a good yield?

The correct option is B Mixing $M e_{3} C O N a$ with $E t C l$
$M e_{3} C O N a E t C l - ------- \to (1^{\circ} a l k y l h a l i d e) - N a C l M e_{3} C O E t$

This reaction is known as Williamson's synthesis.

So, the correct option is $B$