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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
Anisole on heating with concentrated HI gives ______.
Choose the correct option.
Ethers react with cold and concentrated H2SO4 to form ________.
Write chemical equation of acetyl chloride with ethanol
Write the preparation of ethanol from methyl magnesium iodide.
Write the reaction between ethanol and acetic anhydride.
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 is the action of following on diethyl ether?
dil. H2SO4
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?
____________ 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 ____________.
Which of the following compounds does NOT contain \[\begin{array}{cc}\backslash\phantom{.......}\\\ce{C = O}\\
/\phantom{.......}\\\end{array}\] group?
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?
Explain Williamson's synthesis.
In Williamson synthesis, if a tertiary alkyl halide is used, then ______.
