Chemical Properties of Ethers

IMPORTANT

Chemical Properties of Ethers: Overview

This topic covers concepts, such as, Chemical Properties of Ethers, Reactions of Ethers with HX, Reaction of Ether with PCl5 & Test of Peroxide in Ether etc.

Important Questions on Chemical Properties of Ethers

EASY
IMPORTANT

HBr reacts with   C H 2 =CHOC H 3  under anhydrous conditions at room temperature to give –

EASY
IMPORTANT

Question Image

The major product obtained is

HARD
IMPORTANT

Which of the following compound(s) will form same major products at given conditions? 

MEDIUM
IMPORTANT

CH2=CH-O-CH2-CH3 reacts with one mole of HI, then formed product is

HARD
IMPORTANT

Consider the pairs of ethers A through F as shown below. To the right of each pairs is a description of reaction conditions to be applied to each. One compound of the pair will react more rapidly than the other. Find out the number of reactions in which the first ether more rapidly cleaved than the second ether.

Ether pairs Conditions
A. Question Image Treated with HBr in CH3-CN,40°C
B. Question Image Treated with H2SO4 in CH3CN,40°C
C. Question Image Treated with H2SO4 in CH3CN,40°C
D. Question Image Treated with 5% aqueous H2SO4,25°C
E. Question Image Treated with 5% aqueous H2SO4,25°
F. Question Image Treated with H/H2O

MEDIUM
IMPORTANT

How many total alcohols are form by acidic hydrolysis of following ether.

Question Image

MEDIUM
IMPORTANT

Diethyl ether on heating with concentrated HI gives two moles of:

MEDIUM
IMPORTANT

The products obtained when benzyl phenyl ether is heated with HI in the mole ratio 1:1 are
1. Phenol
2. Benzyl alcohol
3. Benzyl iodide
4. Iodobenzene

MEDIUM
IMPORTANT

Anisole reacts with methyl chloride in the presence of anhydrous aluminium chloride to have methyl groups introduced at ortho and _____ position. It is an example of friedel craft's alkylation reaction.

MEDIUM
IMPORTANT

Product [Y] and [Z] respectively in the following reaction sequence?

 Question Image

MEDIUM
IMPORTANT

Which of the following compound will be formed when acetic anhydride reacts with o-Fluoroanisole in presence of dry AlCl3.

MEDIUM
IMPORTANT

Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI ?

MEDIUM
IMPORTANT

What is the major product A formed in the following reaction?

Question Image

EASY
IMPORTANT

The product in the reaction :

Question Image is

HARD
IMPORTANT

What are the products of the following reaction ?

Question Image

MEDIUM
IMPORTANT

Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI ?

EASY
IMPORTANT

Product Y and Z respectively in the following reaction sequence ?
CH32CH-CH2-CH2-ONa+CH3CH2Cl[X] conc.HI[Y]+[Z]

MEDIUM
IMPORTANT

Question Image does not form cyclic product when reacts with