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CH3OC2H5 and (CH3)3C – OCH3 are treated with hydriodic acid. The fragments obtained after reactions are
Which one is formed when sodium phenoxide is heated with ethyl iodide ?
The reaction is an example of electrophilic aromatic substitution. Although both OCH3 and CH3 groups are o,p-directing, the OCH3 group dominates.Product(b) is favoured because the new coming group (Br)experiences least hindrance.
Which of the following has lowest boiling point ?
o-Nitrophenol has intra molecular H-bonding.
To distinguish between salicylic acid and phenol, one can use :
Phenol is more acidic than alcohol because.
The most suitable reagent for the conversion of RCH2OH ⟶ RCHO is :
The most suitable reagent for converting alcohol to acetaldehyde is PCC. Other reagent will convert alcohol to acid.
On distillation with Zn dust, phenol gives :
Benzyl alcohol is obtained from benzaldehyde by:
The reaction :
\(C_{2}H_{5}OH + SoCl_{2} \overset{pyridine}{\rightarrow} C_{2}H_{5}Cl + SO_{2} + HCl\)
is known as