Alcohols, Phenols and Ethers PYQs - Last 5 Years
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ChemistryOrganic Chemistry2022-2026
Practice 101 JEE Main Chemistry questions from Alcohols, Phenols and Ethers. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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Last 5 Years Alcohols, Phenols and Ethers Questions
Showing 50 of 101 filtered questions.
1Alcohols Phenols And Ethers
4.7 g of phenol is heated with Zn to give product X . If this reaction goes to $60 \%$ completion then the number of moles of compound X formed will be
$\_\_\_\_$ $\times 10^{-2}$.(Nearest Integer)
(Given molar mass in $\mathrm{g} \mathrm{m...
$\_\_\_\_$ $\times 10^{-2}$.(Nearest Integer)
(Given molar mass in $\mathrm{g} \mathrm{m...
INTEGER+4 / -12026
2Alcohols Phenols And Ethers
Consider the following sequence of reactions
The major product P is :
The major product P is :
MCQ+4 / -12026
3Alcohols Phenols And Ethers
Consider the following reactions. Total number of electrons in the $\pi$ bonds and lone pair of electrons in the product $(X)$ is :
MCQ+4 / -12026
4Alcohols Phenols And Ethers
\(\text { Consider the following reaction. }\)
Statement I : In the above reaction, product formed will be a mixture of benzyl alcohol and iodobenzene.
Statement II : In the above reaction, the $-\mathrm{O}-\mathrm{CH}_2-$ bond is cleave...
Statement I : In the above reaction, product formed will be a mixture of benzyl alcohol and iodobenzene.
Statement II : In the above reaction, the $-\mathrm{O}-\mathrm{CH}_2-$ bond is cleave...
MCQ+4 / -12026
5Alcohols Phenols And Ethers
One mole of phenol is treated with dilute $\mathrm{HNO}_3$ at 298 K to give a mixture of products. The mixture is separated by steam distillation. The steam volatile compound $(\mathrm{X})$ is separated. The increase in percentage of oxygen...
INTEGER+4 / -12026
6Alcohols Phenols And Ethers
Consider compounds $\mathrm{A}, \mathrm{B}$ and C with following structural formulae
$$ \begin{aligned} & \mathrm{A}=\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{OH} \\ & \mathrm{~B}=\mathrm{CH}_2=\mathrm{CH...
$$ \begin{aligned} & \mathrm{A}=\mathrm{CH}_3-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{OH} \\ & \mathrm{~B}=\mathrm{CH}_2=\mathrm{CH...
MCQ+4 / -12026
7Alcohols Phenols And Ethers
\(\text { Identify the colour of compound ' } \mathrm{X} \text { ' in the sequence of the reaction. }\)
MCQ+4 / -12026
8Alcohols Phenols And Ethers
\(\text { Consider the following reaction sequence }\)
Compound $(\mathrm{y})$ develops characteristic colour with neutral $\mathrm{FeCl}_3$ solution.
Identify the INCORRECT statement from the following for the above sequence.
Compound $(\mathrm{y})$ develops characteristic colour with neutral $\mathrm{FeCl}_3$ solution.
Identify the INCORRECT statement from the following for the above sequence.
MCQ+4 / -12026
9Alcohols Phenols And Ethers
The reactions which produce alcohol as the product are :
A. $\mathrm{CH}_4 + \mathrm{O}_2 \xrightarrow{\mathrm{Mo}_2\mathrm{O}_3,\ \Delta} $
B. $2\mathrm{CH}_3\mathrm{CH}_3 + 3\mathrm{O}_2 \xrightarrow{(\mathrm{CH}_3\mathrm{COO})_2\mathrm{M...
A. $\mathrm{CH}_4 + \mathrm{O}_2 \xrightarrow{\mathrm{Mo}_2\mathrm{O}_3,\ \Delta} $
B. $2\mathrm{CH}_3\mathrm{CH}_3 + 3\mathrm{O}_2 \xrightarrow{(\mathrm{CH}_3\mathrm{COO})_2\mathrm{M...
MCQ+4 / -12026
10Alcohols Phenols And Ethers
A hydroxy compound $(\mathrm{X})$ with molar mass $122 \mathrm{~g} \mathrm{~mol}^{-1}$ is acetylated with acetic anhydride, using a large excess of the reagent ensuring complete acetylation of all hydroxyl groups. The product obtained has a...
MCQ+4 / -12026
11Alcohols Phenols And Ethers
\(\text { From the following, how many compounds contain at least one secondary alcohol?}\)
Choose the correct answer from the options given below :
Choose the correct answer from the options given below :
MCQ+4 / -12026
12Alcohols Phenols And Ethers
A mixed ether $(\mathrm{P})$, when heated with excess of hot concentrated hydrogen iodide produces two different alkyl iodides which when treated with aq. NaOH give compounds $(\mathrm{Q})$ and $(\mathrm{R})$. Both $(\mathrm{Q})$ and $(\mat...
MCQ+4 / -12026
13Alcohols Phenols And Ethers
Given below are two statements :
Statement I : Phenol on treatment with $\mathrm{CHCl}_3$ /aq. KOH under refluxing condition, followed by acidification produces $p$-hydroxy benzaldehyde as the major product and $o$-hydroxy benzaldehyde as t...
Statement I : Phenol on treatment with $\mathrm{CHCl}_3$ /aq. KOH under refluxing condition, followed by acidification produces $p$-hydroxy benzaldehyde as the major product and $o$-hydroxy benzaldehyde as t...
MCQ+4 / -12026
14Alcohols Phenols And Ethers
\(\text { 3, 3-Dimethyl-2-butanol cannot be prepared by : }\)
\(\text { Choose the correct answer from the options given below : }\)
\(\text { Choose the correct answer from the options given below : }\)
MCQ+4 / -12026
15Alcohols Phenols And Ethers
Given below are two statements :
Statement I : Dimethyl ether is completely soluble in water. However, diethyl ether is soluble in water to a very small extent.
Statement II : Sodium metal can be used to dry diethyl ether and not ethyl alco...
Statement I : Dimethyl ether is completely soluble in water. However, diethyl ether is soluble in water to a very small extent.
Statement II : Sodium metal can be used to dry diethyl ether and not ethyl alco...
MCQ+4 / -12025
16Alcohols Phenols And Ethers
Benzene is treated with oleum to produce compound $(\mathrm{X})$ which when further heated with molten sodium hydroxide followed by acidification produces compound $(\mathrm{Y})$. The compound Y is treated with zinc metal to produce compoun...
MCQ+4 / -12025
17Alcohols Phenols And Ethers
0.1 mole of compound ‘S’ will weigh ___________ g.(Given molar mass in g mol−1 C : 12, H : 1, O : 16)
INTEGER+4 / -12025
18Alcohols Phenols And Ethers
Which one of the following, with HBr will give a phenol?
MCQ+4 / -12025
19Alcohols Phenols And Ethers
Given below are two statements :
Statement I :
Statement II : In , intramolecular substitution takes place first by involving lone pair of electrons on nitrogen.
In the light of the above statements, choose the most appropriate answer from...
Statement I :
Statement II : In , intramolecular substitution takes place first by involving lone pair of electrons on nitrogen.
In the light of the above statements, choose the most appropriate answer from...
MCQ+4 / -12025
20Alcohols Phenols And Ethers
What amount of bromine will be required to convert 2 g of phenol into 2,4,6-tribromophenol? (Given molar mass in $\mathrm{g} \mathrm{mol}^{-1}$ of $\mathrm{C}, \mathrm{H}, \mathrm{O}, \mathrm{Br}$ are $12,1,16,80$ respectively )
MCQ+4 / -12025
21Alcohols Phenols And Ethers
Given below are two statements :
Statement (I) : The boiling points of alcohols and phenols increase with increase in the number of C -atoms.
Statement (II) : The boiling points of alcohols and phenols are higher in comparison to other clas...
Statement (I) : The boiling points of alcohols and phenols increase with increase in the number of C -atoms.
Statement (II) : The boiling points of alcohols and phenols are higher in comparison to other clas...
MCQ+4 / -12025
22Alcohols Phenols And Ethers
Identify the major products A and B respectively in the following set of reactions.
MCQ+4 / -12024
23Alcohols Phenols And Ethers
Match List I with List II
Choose the correct answer from the options given below :
Choose the correct answer from the options given below :
MCQ+4 / -12024
24Alcohols Phenols And Ethers
Which one the following compounds will readily react with dilute \(\mathrm{NaOH}\) ?
MCQ+4 / -12024
25Alcohols Phenols And Ethers
In Reimer - Tiemann reaction, phenol is converted into salicylaldehyde through an intermediate. The structure of intermediate is __________.
MCQ+4 / -12024
26Alcohols Phenols And Ethers
The major products formed :
A and B respectively are :
A and B respectively are :
MCQ+4 / -12024
27Alcohols Phenols And Ethers
Consider the given chemical reaction sequence :
Total sum of oxygen atoms in Product A and Product B are ________.
Total sum of oxygen atoms in Product A and Product B are ________.
INTEGER+4 / -12024
28Alcohols Phenols And Ethers
For the Compounds :
(A) \(\mathrm{H}_3 \mathrm{C}-\mathrm{CH}_2-\mathrm{O}-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_3\)
(B) \(\mathrm{H}_3 \mathrm{C}-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_3\)
(C)
(D)
The increasing order of...
(A) \(\mathrm{H}_3 \mathrm{C}-\mathrm{CH}_2-\mathrm{O}-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_3\)
(B) \(\mathrm{H}_3 \mathrm{C}-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_2-\mathrm{CH}_3\)
(C)
(D)
The increasing order of...
MCQ+4 / -12024
29Alcohols Phenols And Ethers
Given below are two statement :
Statements I : Bromination of phenol in solvent with low polarity such as \(\mathrm{CHCl}_3\) or \(\mathrm{CS}_2\) requires Lewis acid catalyst.
Statements II : The Lewis acid catalyst polarises the bromine t...
Statements I : Bromination of phenol in solvent with low polarity such as \(\mathrm{CHCl}_3\) or \(\mathrm{CS}_2\) requires Lewis acid catalyst.
Statements II : The Lewis acid catalyst polarises the bromine t...
MCQ+4 / -12024
30Alcohols Phenols And Ethers
Which one of the following reactions is NOT possible?
MCQ+4 / -12024
31Alcohols Phenols And Ethers
Consider the above reaction sequence and identify the major product P.
MCQ+4 / -12024
32Alcohols Phenols And Ethers
Common name of Benzene - 1,2 - diol is -
MCQ+4 / -12024
33Alcohols Phenols And Ethers
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: \(\mathrm{pK}_{\mathrm{a}}\) value of phenol is 10.0 while that of ethanol is 15.9 .
Reason R: Ethanol is stronger acid than ...
Assertion A: \(\mathrm{pK}_{\mathrm{a}}\) value of phenol is 10.0 while that of ethanol is 15.9 .
Reason R: Ethanol is stronger acid than ...
MCQ+4 / -12024
34Alcohols Phenols And Ethers
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R:
Assertion A: Alcohols react both as nucleophiles and electrophiles.
Reason R: Alcohols react with active metals such as sodium, potassium ...
Assertion A: Alcohols react both as nucleophiles and electrophiles.
Reason R: Alcohols react with active metals such as sodium, potassium ...
MCQ+4 / -12024
35Alcohols Phenols And Ethers
The major product(P) in the following reaction is
MCQ+4 / -12024
36Alcohols Phenols And Ethers
Match List I with List II
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.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}
...
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.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}
...
MCQ+4 / -12024
37Alcohols Phenols And Ethers
Phenol treated with chloroform in presence of sodium hydroxide, which further hydrolyzed in presence of an acid results
MCQ+4 / -12024
38Alcohols Phenols And Ethers
The ascending order of acidity of \(-\mathrm{OH}\) group in the following compounds is :
Choose the correct answer from the options given below:
Choose the correct answer from the options given below:
MCQ+4 / -12024
39Alcohols Phenols And Ethers
Given below are two statements :
Statement (I) : p-nitrophenol is more acidic than m-nitrophenol and o-nitrophenol.
Statement (II) : Ethanol will give immediate turbidity with Lucas reagent.
In the light of the above statements, choose the ...
Statement (I) : p-nitrophenol is more acidic than m-nitrophenol and o-nitrophenol.
Statement (II) : Ethanol will give immediate turbidity with Lucas reagent.
In the light of the above statements, choose the ...
MCQ+4 / -12024
40Alcohols Phenols And Ethers
Match List - I with List - II.
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:norm...
.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:norm...
MCQ+4 / -12024
41Alcohols Phenols And Ethers
Phenolic group can be identified by a positive:
MCQ+4 / -12024
42Alcohols Phenols And Ethers
Major product formed in the following reaction is a mixture of :
MCQ+4 / -12024
43Alcohols Phenols And Ethers
Match List - I with List - II.
table {
border-collapse: collapse;
width: 100%;
}
th, td {
border: 1px solid black;
padding: 8px;
text-align: left;
}
th {
background-color: #0000FF;
color: white;
}
...
table {
border-collapse: collapse;
width: 100%;
}
th, td {
border: 1px solid black;
padding: 8px;
text-align: left;
}
th {
background-color: #0000FF;
color: white;
}
...
MCQ+4 / -12024
44Alcohols Phenols And Ethers
The water gas on reacting with cobalt as a catalyst forms
MCQ+4 / -12023
45Alcohols Phenols And Ethers
Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R.
Assertion A: Butan -1- ol has higher boiling point than ethoxyethane.
Reason R: Extensive hydrogen bonding leads to stronger association o...
Assertion A: Butan -1- ol has higher boiling point than ethoxyethane.
Reason R: Extensive hydrogen bonding leads to stronger association o...
MCQ+4 / -12023
46Alcohols Phenols And Ethers
Among the following, the number of compounds which will give positive iodoform reaction is _________
(a) 1-Phenylbutan-2-one
(b) 2-Methylbutan-2-ol
(c) 3-Methylbutan-2-ol
(d) 1-Phenylethanol
(e) 3,3-dimethylbutan-2-one
(f) 1-Phenylpropan-2-...
(a) 1-Phenylbutan-2-one
(b) 2-Methylbutan-2-ol
(c) 3-Methylbutan-2-ol
(d) 1-Phenylethanol
(e) 3,3-dimethylbutan-2-one
(f) 1-Phenylpropan-2-...
INTEGER+4 / -12023
47Alcohols Phenols And Ethers
The strongest acid from the following is
MCQ+4 / -12023
48Alcohols Phenols And Ethers
An organic compound 'A' with emperical formula \(\mathrm{C}_{6} \mathrm{H}_{6} \mathrm{O}\) gives sooty flame on burning. Its reaction with bromine solution in low polarity solvent results in high yield of B. B is
MCQ+4 / -12023
49Alcohols Phenols And Ethers
Compound $\mathrm{A}, \mathrm{C}_{5} \mathrm{H}_{10} \mathrm{O}_{5}$, given a tetraacetate with $\mathrm{Ac}_{2} \mathrm{O}$ and oxidation of $\mathrm{A}$ with $\mathrm{Br}_{2}-\mathrm{H}_{2} \mathrm{O}$ gives an acid, $\mathrm{C}_{5} \math...
MCQ+4 / -12023
50Alcohols Phenols And Ethers
The correct order of $\mathrm{pK}_{\mathrm{a}}$ values for the following compounds is:
MCQ+4 / -12023