11. ALCOHOLS, PHENOLS AND ETHERS
ALCOHOLS, PHENOLS AND ETHER

15567 If \((P)\,and\, (Q)\) are major products, then find incorrect statement for given sequence\(\begin{array}{*{20}{c}} {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ {( \pm )\,\,C{H_3} - C{H_2} - CH - C{H_3}} \end{array}\)  \(\xrightarrow[\Delta ]{{{H_3}P{O_4}}}P\,\xrightarrow[{Ni}]{{{D_2}}}Q\)

1 Formation of \((Q)\) is syn addition phenomenon
2 Formation of \((P)\) is unimolecular elimination reaction
3 Formation of \((Q)\) is redox reaction
4 \((Q)\) is optically inactive due to internal compensation
ALCOHOLS, PHENOLS AND ETHER

15568 Phenol condenses with phthalic anhydride in presence of conc. \(H_2SO_4\) to form

1 methyl orange
2 phenolphthalein
3 phenyl red
4 salicylic acid
ALCOHOLS, PHENOLS AND ETHER

15569 Identify \('A'\) in the reaction

1 822-a495
2 822-b495
3 822-c495
4 822-d495
ALCOHOLS, PHENOLS AND ETHER

15570 \(C_6H_6\) $+$  \(CH_3-CH=CH_2\) \(\xrightarrow{{{H_3}P{O_4}}}A\,\xrightarrow[{heat}]{{{O_2}}}B\xrightarrow{{dil\,.\,{H_2}S{O_4}}}C + D\)\(A, \,C\) and \(D\) are

1 822-a503
2 822-b503
3 822-c503
4 822-d503
ALCOHOLS, PHENOLS AND ETHER

15571 Select the correct statement regarding acid catalysed dehydration of ter-butylalcohol.

1 The first step involves slow and irreversible protanation of the hydroxyl group
2 Two different alkenes are obtained
3 Overall it is \(3\) step reaction where \(2^{nd}\) step is rate determing step
4 \(HI\) can be used for dehydration of terbutylalcohol
ALCOHOLS, PHENOLS AND ETHER

15567 If \((P)\,and\, (Q)\) are major products, then find incorrect statement for given sequence\(\begin{array}{*{20}{c}} {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ {( \pm )\,\,C{H_3} - C{H_2} - CH - C{H_3}} \end{array}\)  \(\xrightarrow[\Delta ]{{{H_3}P{O_4}}}P\,\xrightarrow[{Ni}]{{{D_2}}}Q\)

1 Formation of \((Q)\) is syn addition phenomenon
2 Formation of \((P)\) is unimolecular elimination reaction
3 Formation of \((Q)\) is redox reaction
4 \((Q)\) is optically inactive due to internal compensation
ALCOHOLS, PHENOLS AND ETHER

15568 Phenol condenses with phthalic anhydride in presence of conc. \(H_2SO_4\) to form

1 methyl orange
2 phenolphthalein
3 phenyl red
4 salicylic acid
ALCOHOLS, PHENOLS AND ETHER

15569 Identify \('A'\) in the reaction

1 822-a495
2 822-b495
3 822-c495
4 822-d495
ALCOHOLS, PHENOLS AND ETHER

15570 \(C_6H_6\) $+$  \(CH_3-CH=CH_2\) \(\xrightarrow{{{H_3}P{O_4}}}A\,\xrightarrow[{heat}]{{{O_2}}}B\xrightarrow{{dil\,.\,{H_2}S{O_4}}}C + D\)\(A, \,C\) and \(D\) are

1 822-a503
2 822-b503
3 822-c503
4 822-d503
ALCOHOLS, PHENOLS AND ETHER

15571 Select the correct statement regarding acid catalysed dehydration of ter-butylalcohol.

1 The first step involves slow and irreversible protanation of the hydroxyl group
2 Two different alkenes are obtained
3 Overall it is \(3\) step reaction where \(2^{nd}\) step is rate determing step
4 \(HI\) can be used for dehydration of terbutylalcohol
ALCOHOLS, PHENOLS AND ETHER

15567 If \((P)\,and\, (Q)\) are major products, then find incorrect statement for given sequence\(\begin{array}{*{20}{c}} {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ {( \pm )\,\,C{H_3} - C{H_2} - CH - C{H_3}} \end{array}\)  \(\xrightarrow[\Delta ]{{{H_3}P{O_4}}}P\,\xrightarrow[{Ni}]{{{D_2}}}Q\)

1 Formation of \((Q)\) is syn addition phenomenon
2 Formation of \((P)\) is unimolecular elimination reaction
3 Formation of \((Q)\) is redox reaction
4 \((Q)\) is optically inactive due to internal compensation
ALCOHOLS, PHENOLS AND ETHER

15568 Phenol condenses with phthalic anhydride in presence of conc. \(H_2SO_4\) to form

1 methyl orange
2 phenolphthalein
3 phenyl red
4 salicylic acid
ALCOHOLS, PHENOLS AND ETHER

15569 Identify \('A'\) in the reaction

1 822-a495
2 822-b495
3 822-c495
4 822-d495
ALCOHOLS, PHENOLS AND ETHER

15570 \(C_6H_6\) $+$  \(CH_3-CH=CH_2\) \(\xrightarrow{{{H_3}P{O_4}}}A\,\xrightarrow[{heat}]{{{O_2}}}B\xrightarrow{{dil\,.\,{H_2}S{O_4}}}C + D\)\(A, \,C\) and \(D\) are

1 822-a503
2 822-b503
3 822-c503
4 822-d503
ALCOHOLS, PHENOLS AND ETHER

15571 Select the correct statement regarding acid catalysed dehydration of ter-butylalcohol.

1 The first step involves slow and irreversible protanation of the hydroxyl group
2 Two different alkenes are obtained
3 Overall it is \(3\) step reaction where \(2^{nd}\) step is rate determing step
4 \(HI\) can be used for dehydration of terbutylalcohol
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
ALCOHOLS, PHENOLS AND ETHER

15567 If \((P)\,and\, (Q)\) are major products, then find incorrect statement for given sequence\(\begin{array}{*{20}{c}} {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ {( \pm )\,\,C{H_3} - C{H_2} - CH - C{H_3}} \end{array}\)  \(\xrightarrow[\Delta ]{{{H_3}P{O_4}}}P\,\xrightarrow[{Ni}]{{{D_2}}}Q\)

1 Formation of \((Q)\) is syn addition phenomenon
2 Formation of \((P)\) is unimolecular elimination reaction
3 Formation of \((Q)\) is redox reaction
4 \((Q)\) is optically inactive due to internal compensation
ALCOHOLS, PHENOLS AND ETHER

15568 Phenol condenses with phthalic anhydride in presence of conc. \(H_2SO_4\) to form

1 methyl orange
2 phenolphthalein
3 phenyl red
4 salicylic acid
ALCOHOLS, PHENOLS AND ETHER

15569 Identify \('A'\) in the reaction

1 822-a495
2 822-b495
3 822-c495
4 822-d495
ALCOHOLS, PHENOLS AND ETHER

15570 \(C_6H_6\) $+$  \(CH_3-CH=CH_2\) \(\xrightarrow{{{H_3}P{O_4}}}A\,\xrightarrow[{heat}]{{{O_2}}}B\xrightarrow{{dil\,.\,{H_2}S{O_4}}}C + D\)\(A, \,C\) and \(D\) are

1 822-a503
2 822-b503
3 822-c503
4 822-d503
ALCOHOLS, PHENOLS AND ETHER

15571 Select the correct statement regarding acid catalysed dehydration of ter-butylalcohol.

1 The first step involves slow and irreversible protanation of the hydroxyl group
2 Two different alkenes are obtained
3 Overall it is \(3\) step reaction where \(2^{nd}\) step is rate determing step
4 \(HI\) can be used for dehydration of terbutylalcohol
ALCOHOLS, PHENOLS AND ETHER

15567 If \((P)\,and\, (Q)\) are major products, then find incorrect statement for given sequence\(\begin{array}{*{20}{c}} {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ {( \pm )\,\,C{H_3} - C{H_2} - CH - C{H_3}} \end{array}\)  \(\xrightarrow[\Delta ]{{{H_3}P{O_4}}}P\,\xrightarrow[{Ni}]{{{D_2}}}Q\)

1 Formation of \((Q)\) is syn addition phenomenon
2 Formation of \((P)\) is unimolecular elimination reaction
3 Formation of \((Q)\) is redox reaction
4 \((Q)\) is optically inactive due to internal compensation
ALCOHOLS, PHENOLS AND ETHER

15568 Phenol condenses with phthalic anhydride in presence of conc. \(H_2SO_4\) to form

1 methyl orange
2 phenolphthalein
3 phenyl red
4 salicylic acid
ALCOHOLS, PHENOLS AND ETHER

15569 Identify \('A'\) in the reaction

1 822-a495
2 822-b495
3 822-c495
4 822-d495
ALCOHOLS, PHENOLS AND ETHER

15570 \(C_6H_6\) $+$  \(CH_3-CH=CH_2\) \(\xrightarrow{{{H_3}P{O_4}}}A\,\xrightarrow[{heat}]{{{O_2}}}B\xrightarrow{{dil\,.\,{H_2}S{O_4}}}C + D\)\(A, \,C\) and \(D\) are

1 822-a503
2 822-b503
3 822-c503
4 822-d503
ALCOHOLS, PHENOLS AND ETHER

15571 Select the correct statement regarding acid catalysed dehydration of ter-butylalcohol.

1 The first step involves slow and irreversible protanation of the hydroxyl group
2 Two different alkenes are obtained
3 Overall it is \(3\) step reaction where \(2^{nd}\) step is rate determing step
4 \(HI\) can be used for dehydration of terbutylalcohol