Alcohols, Phenols and Ethers

Which one of the following reduced with zinc and hydrochloric acid to give the corresponding hydrocarbon?

• Ethyl acetate

• Butan -2-one

• Acetamide

• Acetic acid

Which of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?

• Phenol

• Benzoic acid

• Butanal

• Benzaldehyde

The IUPAC name of the compound

• 3, 3- dimethyl -1- hydroxy cyclohexane

• 1,1 – dimethyl -3- cyclohexanol

• 3,3- dimethyl -1- cyclohexanol

• 1,1 – dimethyl -3- hydroxy cyclohexane

Fluorobenzene (C₆H₅F) can be synthesized in the laboratory

•  by heating phenol with HF and KF

• from aniline by diazotisation followed by heating the diazonium salt with HBF₄

• by direct fluorination of benzene with F₂ gas

• by reacting bromobenzene with NaF solution 

Acetyl bromide reacts with excess of CH₃MgI followed by treatment with a saturated solution of NH₄Cl given

• acetone

• acetyl iodide

• 2- methyl -2- propanol

• acetamide

The reaction



is fastest when X is

• Cl

• NH₂

• OC₂H₅

• OCOR

Acid catalyzed hydration of alkenes except ethene leads to the formation of

• primary alcohol

• secondary or tertiary alcohol

• mixture of primary and secondary alcohols

• mixture of secondary and tertiary alcohols

On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is

• CH₃COOC₂H₅ + NaCl

• CH₃Cl + C₂H₅COONa

• CH₃COCl + C₂H₅OH + NaOH

• CH₃COONa + C₂H₅OH

Reaction of one molecule of HBr with one molecule of 1,3-butadiene at 400 C gives predominantly

• 3-bromobutene under kinetically controlled conditions

• 1-bromo-2-butene under thermodymically controlled conditions

• 3-bromobutene under thermodynamically controlled conditions

• 1-bromo-2-butene under kinetically controlled conditions

Among the following compound which can be dehydrated very easily is