Advertisements
Advertisements
प्रश्न
Assertion: Like bromination of benzene, bromination of phenol is also carried out in the presence of Lewis acid.
Reason: Lewis acid polarises the bromine molecule.
पर्याय
Assertion and reason both are correct and reason is correct explanation of assertion.
Assertion and reason both are wrong statements.
Assertion is correct statement but reason is wrong statement.
Assertion is wrong statement but reason is correct statement.
Both assertion and reason are correct statements but reason is not correct explanation of assertion.
Advertisements
उत्तर
Assertion is wrong statement but reason is correct statement.
Explanation:
Bromination of phenol cannot be carried out in presence of Lewis acid.
APPEARS IN
संबंधित प्रश्न
What is metamerism?
Name the following compound according to the IUPAC system.
Give the IUPAC name of the following ether:
O2N – C6H4 – OCH3(p)
Give the IUPAC name of the following ether:
Ethylidene dichloride when boiled with aqueous solution of NaOH yields _______.
(A) formaldehyde
(B) acetaldehyde
(C) acetone
(D) ethyl methyl ketone
Write the structure and IUPAC name of 'methyl-n-propyl ether'.
How is phenol converted into the following?
benzoquinone
Write the IUPAC name of the following :
In the dehydration of alcohols to alkenes by heating with concentrated sulphuric acid, the initiation step is:
(1) formation of carbonation
(2) formation of an ester
(3) protonation of the alcohol molecule
(4) elimination of water
Write structural formula for Methyl vinyl ether.
In a carbinol system of nomenclature tert.butyl alcohol is named as _______________
3-methylphenol is called ____________.
Butane-2-ol is ____________.
IUPAC name of m-cresol is ____________.
When ethyl alcohol reacts with acetic acid, the products formed are:
1-Propanol and 2-propanol can be best distinguished by:
The major product formed by the reaction:
\[\begin{array}{cc}
\ce{CH3CH-CH2Br ->[CH3O^-][CH3OH] is}\\
|\phantom{................}\\
\ce{CH3}\phantom{.............}
\end{array}\]
IUPAC name of the compound is:
\[\begin{array}{cc}
\ce{CH3-CH-OCH3}\\
|\phantom{....}\\
\ce{CH3}\phantom{..}
\end{array}\]
Explain why Lewis acid is not required in bromination of phenol?
