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प्रश्न
Write preparation of diethyl ether.
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उत्तर
When ethyl bromide is heated with sodium ethoxide, diethyl ether is formed.
\[\ce{\underset{(Ethyl bromide)}{C2H5Br} + \underset{(Sodium ethoxide)}{C2H5 - O - Na} -> \underset{(Diethyl ether)}{C2H5 - O - C2H5} + NaBr}\]
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संबंधित प्रश्न
Choose the correct option.
Ethers react with cold and concentrated H2SO4 to form ________.
What is the action of atmospheric oxygen on ethers?
Write chemical equation of acetyl chloride with ethanol
Write the preparation of ethanol from methyl magnesium iodide.
Explain the fact that in alkyl aryl ethers, the alkoxy group is ring activating and ortho/para directing towards electrophilic aromatic substitution.
How will you prepare diethyl ether by dehydration of alcohol?
What are the limitations to prepare ether by this method?
Which of the following compounds does not contain \[\begin{array}{cc}\backslash\phantom{......}\\\ce{C = O}\\
/\phantom{......}\\\end{array}\] group?
For the preparation of mixed ethers by Williamson synthesis, which of the following combination will give the best yield?
Action of hydrogen iodide on anisole gives ______.
____________ on heating with excess of conc. HI gives two moles of ethyl iodide.
Which of the following statements is INCORRECT for ethers?
In ethers, two C-O sigma bonds are formed by ____________ overlap.
\[\ce{(CH3)2CH - O - CH3 ->[Cold HI] X + Y}\]
\[\ce{X ->[K2Cr2O7][dil. H2SO4] Z}\]
\[\ce{Y ->[NaOH(aq)][\Delta] CH3OH}\]
Identify X, Y and Z.
To prepare ethanol from methyl magnesium bromide, the other reagent required is ____________.
When methoxy benzene reacts with HI at room temperature the products formed are ______.
Ether is obtained from ethyl alcohol in presence of H2SO4 at _______.
The compound which is not formed when a mixture of n-butyl bromide and ethyl bromide treated with sodium metal in the presence of dry ether is ______.
Isopropyl methyl ether when treated with cold hydrogen iodide gives ______.
Tert-butyl methyl ether on treatment with hydrogen iodide in cold gives ______.
Ethers when dissolved in cold concentrated sulphuric acid forms ______.
Why ethers possess a small net dipole moment?
In Williamson synthesis, if a tertiary alkyl halide is used, then ______.
