The most acidic alcohol among the following is -

1. Methanol                               

2. Ethanol

3. Isopropyl alcohol                     

4. t-Butyl alcohol

Consider the following reaction,

Phenol$\stackrel{\mathrm{Zn}-\mathrm{dust}}{\to }$X$\underset{\mathrm{Anhy}.{\mathrm{AlCl}}_3}{\overset{{\mathrm{CH}}_3\mathrm{Cl}}{\to }}$Y$\stackrel{\mathrm{Alk}.{\mathrm{KMnO}}_4}{\to }$Z                                     

The product Z is

1. toluene

2. benzaldehyde

3. benzoic acid

4. benzene

The product in the reaction is:

C₂H₅OH $\stackrel{\mathrm{P}+{\mathrm{I}}_2}{\to }$A$\underset{\mathrm{Ether}}{\overset{\mathrm{Mg}}{\to }}$B$\stackrel{\mathrm{HCHO}}{\to }$C$\stackrel{{\mathrm{H}}_2\mathrm{O}}{\to }$D

1. propanal                           

2. butanal

3. n-butanol                         

4.  n-propanol

The compund that reacts fastest with Lucas reagent (at room temperature) is -

1. Butan-1-ol

2. Butan-2-ol

3. 2-Methyl propan-1-ol

4. 2-Methyl propan-2-ol

An alcohol that give CH₃COOH and CH₃CH₂COOH upon oxidation is:

1. CH₃CH₂CH₂OH

2. (CH₃)₂C(OH)CH₂CH₃

3. CH₃(CH₂)₂CHOH

4. CH₃CH(OH)CH₂CH₂CH₃

R-CHO + H₂ $\to$RCH₂OH,

The catalyst used in the above reaction is -

1. Ni                                         

2. Pd

3. Pt                                         

4. All of above.

Methyl alcohol on oxidation with acidified K₂Cr₂O₇ gives:

1. CH₃COCH₃                           

2. CH₃CHO

3. HCOOH                                   

4. CH₃COOH

The best method to prepare cyclohexene from cyclohexanol is by using:

The reagent that can convert CH₃-CH=CH₂ into 1-propanol by oxidation is -        

1. KMnO₄ (alkaline)

2. Osmium tetroxide (OsO₄/CH₂Cl₂)

3. B₂H₆ and alk H₂O₂

4. O₃/Zn

Which of the following is most acidic?

1. p-cresol                               

2. p-chlorophenol

3. p-nitrophenol                       

4. p-aminophenol