Chemistry : Alcohols, Phenols and Ethers

Chlorination of toluene in presence of light and heat followed by treatment with aqueous NaOH gives:

• o-cresol

• p-cresol

• mixture of o-cresol and p-cresol

• benzoic acid

Which of the following compounds forms an addition compound with CH₃MgBr₂ which on hydrolysis produce a secondary alcohol ?

• HCHO

• CH₃CHO

• CH₃OCH₃

• CH₃COCH₃

Which of the following compounds on treatment first with NaNO₂/ HCl and then coupled with phenol produces p-hydroxyazobenzene ?

• Nitrobenzene

• Aniline

• Azobenzene

• Phenol

The compound used as an explosive is:

• 2,4,6-tribromoaniline

• 2,4,6-trinitrotoluene (TNT)

• 1,3,5-trinitrobenzene

• 2,4,6-trichlorotoluene

Complete the following chemical reaction

RCOOH $\underset{∆}{\overset{{\mathrm{P}}_2{\mathrm{O}}_5}{\to }}$

• acid anhydride

• ketone

• aldehyde

• ester

Williamson's synthesis is used for the preparation of

• acid

• ester

• ether

• alcohol

2, 4, 6-trinitro phenol is

• tear gas

• picric acid

• chloropicrin

• All of these

Fruity smell is given by

• esters

• alcohols

• chloroform

• acid anhydrides

Dimethyl ether and ethyl alcohol are

• metamers

• homologues

• functional isomers

• position isomers

CH₃COOC₂H₅ with excess of C₂H₅MgBr and hydrolysis gives