Reactions of Phenols
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323351 \({\text{Phenol}}\,\xrightarrow{{{\text{NaN}}{{\text{O}}_{\text{2}}}{\text{/}}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}}}\,{\text{B}}\xrightarrow{{{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{C}}\xrightarrow{{{\text{NaOH}}}}{\text{D}}\). The above reaction sequence is known as

1 Liebermann's reaction
2 Phthalein fusion test
3 Reimer-Tiemann reaction
4 Schotten-Baumann reaction
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323352 In the Liebermann's nitroso reaction, sequential changes in the colour of phenol occurs as

1 Red \(\rightarrow\) green \(\rightarrow\) white
2 Brown or red \(\rightarrow\) green \(\rightarrow\) red \(\rightarrow\) deep blue
3 Red \(\rightarrow\) deep blue \(\rightarrow\) green
4 Red \(\rightarrow\) green \(\rightarrow\) white
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323353 supporting img

This reaction is called

1 Reimer-Tiemann reaction
2 Lederer-Manasse reaction
3 Sandmeyer reaction
4 Kolbe's reaction.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323354 Consider the following reaction:
\({\text{Phenol}}\xrightarrow[{{\text{ Zn dust }}}]{}{\text{X}}\xrightarrow[{{\text{ Anhydrous AlC}}{{\text{l}}_{\text{3}}}}]{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{Cl}}}}{\text{Y}}\)
\(\xrightarrow[{{{\text{H}}_{\text{2}}}{\text{O/}}{{\text{H}}^{\text{ + }}}}]{{{\text{ Alkaline KMn}}{{\text{O}}_{\text{4}}}}}{\text{Z}}\)
The product \(\mathrm{Z}\) is

1 Benzene
2 Benzoic acid
3 Benzaldehyde
4 Toluene
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323355 supporting img
The major product in the above reaction is

1 p-benzoquinone
2 p-benzoic acid
3 aniline
4 None of the above
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323351 \({\text{Phenol}}\,\xrightarrow{{{\text{NaN}}{{\text{O}}_{\text{2}}}{\text{/}}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}}}\,{\text{B}}\xrightarrow{{{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{C}}\xrightarrow{{{\text{NaOH}}}}{\text{D}}\). The above reaction sequence is known as

1 Liebermann's reaction
2 Phthalein fusion test
3 Reimer-Tiemann reaction
4 Schotten-Baumann reaction
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323352 In the Liebermann's nitroso reaction, sequential changes in the colour of phenol occurs as

1 Red \(\rightarrow\) green \(\rightarrow\) white
2 Brown or red \(\rightarrow\) green \(\rightarrow\) red \(\rightarrow\) deep blue
3 Red \(\rightarrow\) deep blue \(\rightarrow\) green
4 Red \(\rightarrow\) green \(\rightarrow\) white
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323353 supporting img

This reaction is called

1 Reimer-Tiemann reaction
2 Lederer-Manasse reaction
3 Sandmeyer reaction
4 Kolbe's reaction.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323354 Consider the following reaction:
\({\text{Phenol}}\xrightarrow[{{\text{ Zn dust }}}]{}{\text{X}}\xrightarrow[{{\text{ Anhydrous AlC}}{{\text{l}}_{\text{3}}}}]{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{Cl}}}}{\text{Y}}\)
\(\xrightarrow[{{{\text{H}}_{\text{2}}}{\text{O/}}{{\text{H}}^{\text{ + }}}}]{{{\text{ Alkaline KMn}}{{\text{O}}_{\text{4}}}}}{\text{Z}}\)
The product \(\mathrm{Z}\) is

1 Benzene
2 Benzoic acid
3 Benzaldehyde
4 Toluene
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323355 supporting img
The major product in the above reaction is

1 p-benzoquinone
2 p-benzoic acid
3 aniline
4 None of the above
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323351 \({\text{Phenol}}\,\xrightarrow{{{\text{NaN}}{{\text{O}}_{\text{2}}}{\text{/}}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}}}\,{\text{B}}\xrightarrow{{{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{C}}\xrightarrow{{{\text{NaOH}}}}{\text{D}}\). The above reaction sequence is known as

1 Liebermann's reaction
2 Phthalein fusion test
3 Reimer-Tiemann reaction
4 Schotten-Baumann reaction
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323352 In the Liebermann's nitroso reaction, sequential changes in the colour of phenol occurs as

1 Red \(\rightarrow\) green \(\rightarrow\) white
2 Brown or red \(\rightarrow\) green \(\rightarrow\) red \(\rightarrow\) deep blue
3 Red \(\rightarrow\) deep blue \(\rightarrow\) green
4 Red \(\rightarrow\) green \(\rightarrow\) white
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323353 supporting img

This reaction is called

1 Reimer-Tiemann reaction
2 Lederer-Manasse reaction
3 Sandmeyer reaction
4 Kolbe's reaction.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323354 Consider the following reaction:
\({\text{Phenol}}\xrightarrow[{{\text{ Zn dust }}}]{}{\text{X}}\xrightarrow[{{\text{ Anhydrous AlC}}{{\text{l}}_{\text{3}}}}]{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{Cl}}}}{\text{Y}}\)
\(\xrightarrow[{{{\text{H}}_{\text{2}}}{\text{O/}}{{\text{H}}^{\text{ + }}}}]{{{\text{ Alkaline KMn}}{{\text{O}}_{\text{4}}}}}{\text{Z}}\)
The product \(\mathrm{Z}\) is

1 Benzene
2 Benzoic acid
3 Benzaldehyde
4 Toluene
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323355 supporting img
The major product in the above reaction is

1 p-benzoquinone
2 p-benzoic acid
3 aniline
4 None of the above
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323351 \({\text{Phenol}}\,\xrightarrow{{{\text{NaN}}{{\text{O}}_{\text{2}}}{\text{/}}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}}}\,{\text{B}}\xrightarrow{{{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{C}}\xrightarrow{{{\text{NaOH}}}}{\text{D}}\). The above reaction sequence is known as

1 Liebermann's reaction
2 Phthalein fusion test
3 Reimer-Tiemann reaction
4 Schotten-Baumann reaction
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323352 In the Liebermann's nitroso reaction, sequential changes in the colour of phenol occurs as

1 Red \(\rightarrow\) green \(\rightarrow\) white
2 Brown or red \(\rightarrow\) green \(\rightarrow\) red \(\rightarrow\) deep blue
3 Red \(\rightarrow\) deep blue \(\rightarrow\) green
4 Red \(\rightarrow\) green \(\rightarrow\) white
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323353 supporting img

This reaction is called

1 Reimer-Tiemann reaction
2 Lederer-Manasse reaction
3 Sandmeyer reaction
4 Kolbe's reaction.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323354 Consider the following reaction:
\({\text{Phenol}}\xrightarrow[{{\text{ Zn dust }}}]{}{\text{X}}\xrightarrow[{{\text{ Anhydrous AlC}}{{\text{l}}_{\text{3}}}}]{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{Cl}}}}{\text{Y}}\)
\(\xrightarrow[{{{\text{H}}_{\text{2}}}{\text{O/}}{{\text{H}}^{\text{ + }}}}]{{{\text{ Alkaline KMn}}{{\text{O}}_{\text{4}}}}}{\text{Z}}\)
The product \(\mathrm{Z}\) is

1 Benzene
2 Benzoic acid
3 Benzaldehyde
4 Toluene
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323355 supporting img
The major product in the above reaction is

1 p-benzoquinone
2 p-benzoic acid
3 aniline
4 None of the above
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323351 \({\text{Phenol}}\,\xrightarrow{{{\text{NaN}}{{\text{O}}_{\text{2}}}{\text{/}}{{\text{H}}_{\text{2}}}{\text{S}}{{\text{O}}_{\text{4}}}}}\,{\text{B}}\xrightarrow{{{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{C}}\xrightarrow{{{\text{NaOH}}}}{\text{D}}\). The above reaction sequence is known as

1 Liebermann's reaction
2 Phthalein fusion test
3 Reimer-Tiemann reaction
4 Schotten-Baumann reaction
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323352 In the Liebermann's nitroso reaction, sequential changes in the colour of phenol occurs as

1 Red \(\rightarrow\) green \(\rightarrow\) white
2 Brown or red \(\rightarrow\) green \(\rightarrow\) red \(\rightarrow\) deep blue
3 Red \(\rightarrow\) deep blue \(\rightarrow\) green
4 Red \(\rightarrow\) green \(\rightarrow\) white
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323353 supporting img

This reaction is called

1 Reimer-Tiemann reaction
2 Lederer-Manasse reaction
3 Sandmeyer reaction
4 Kolbe's reaction.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323354 Consider the following reaction:
\({\text{Phenol}}\xrightarrow[{{\text{ Zn dust }}}]{}{\text{X}}\xrightarrow[{{\text{ Anhydrous AlC}}{{\text{l}}_{\text{3}}}}]{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{Cl}}}}{\text{Y}}\)
\(\xrightarrow[{{{\text{H}}_{\text{2}}}{\text{O/}}{{\text{H}}^{\text{ + }}}}]{{{\text{ Alkaline KMn}}{{\text{O}}_{\text{4}}}}}{\text{Z}}\)
The product \(\mathrm{Z}\) is

1 Benzene
2 Benzoic acid
3 Benzaldehyde
4 Toluene
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323355 supporting img
The major product in the above reaction is

1 p-benzoquinone
2 p-benzoic acid
3 aniline
4 None of the above