MCQ (Single Correct Answer)
Match the reagents (List-I) with the product (List-II) obtained from phenol.
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Which one of the following reaction sequence is incorrect method to prepare phenol?
Given below are two statements:
Statement I: The acidic strength of monosubstituted nitrophenol is higher than phenol because of electron withdrawing ...
Given below are two statements:
Statement I : In Lucas test, primary, secondary and tertiary alcohols are distinguished on the basis of their reactivi...
Anisole on cleavage with Hl gives :
The structure of intermediate A in the following reaction, is :
...
In the reaction,
the electrophile involved is...
Compound A, C8H10O, is found to react with
NaOI (produced by reacting Y with NaOH) and
yields a yellow precipitate with characteristic
smell. A and Y ...
Identify the major products P, Q and R in the
following sequence of reactions :
...
The heating of phenyl methyl ether with HI produces
Which one is the most acidic compound?
The reaction
can be classified as...
Reaction of phenol with chloroform in presence of dilute sodium hydroxide finally introduces which one of the following functional group?
Which of the following reaction(s) can be used for the preparation of alkyl halides?
...
The reaction,
is called...
Which of the following will not be soluble in sodium hydrogen carbonate?
Among the following sets of reactants which one produces anisole?
Number of isomeric alcohols of molecular formula C6H14O which give positive iodoform test is
Among the following ethers, which one will produce methyl alcohol on treatment with hot concentrated HI?
Which of the following compounds can be used as antifreeze in automobile radiators?
In the following sequence of reactions
the end product (C) is ...
In the following reactions,
the major products (A) and (C) are respectively ...
Following compounds are given
Which of the above compound(s), on being warmed with iodine solution and NaOH, will give iodoform? ...
When glycerol is treated with excess of HI, it produces
Match the compounds given in List I with their characteristic reactions given in List II. Select the correct option.
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Given are cyclohexanol (I), acetic acid (II), 2, 4, 6-trinitrophenol (III) and phenol (IV). In these the order of decreasing acidic character will be
Among the following four compounds
(i) Phenol
(ii) Methyl phenol
(iii) Meta-nitrophenol
(iv) Para-nitroph...
Which of the following compounds has the most acidic nature?
Consider the following reaction :
the product Z is ...
HOCH2CH2OH on heating with periodic acid gives
Consider the following reaction :
the product Z is ...
In the reaction :
Which of the following compounds will be formed? ...
The general molecular formula, which represents the homologous series of alkanols is
Ethylene oxide when treated with Grignard reagent yields
The major organic product in the reaction is
CH3 $$-$$ O $$-$$ CH(CH3)2 + HI $$ \to $$ products
Which one of the following compounds is most acidic?
Which one of the following will not form a yellow precipitate on heating with an alkaline solution of iodine?
n-propyl alcohol and isopropyl alcohol can be chemically distinguished by which reagent
When phenol is treated with CHCl3 and NaOH, the product formed is
Which of the following is correct?