Reaction of ethyl formate with excess of CH3MgI followed by hydrolysis gives
n-propyl alcohol
isopropyl alcohol
acetaldehyde
acetone
C.
acetaldehyde
Acetaldehyde is formed when ethyl formate reacts with excess of CH3MgI.
Which among the following alcohols is most reactive with sodium wire?
Ethanol
2-Propanol
2-Butanol
2-Methyl-2-butanol
In Williamson's synthesis, ethoxyethane is prepared by :
passing ethanol over heated alumina
heating sodium ethoxide with ethyl bromide
treating ethyl alcohol with excess of H2SO4 at 430-440 K
heating ethanol with dry Ag2O
The correct order of reactivity of phenyl Magnesium bromide with the following compound is:
(II)> (III)> (I)
(I)> (III)> (II)
(II)> (I)> (III)
(I)> (II)> (III)
The alcohol that produces turbidity immediately with ZnCL2 + conc. HCl at room temperature:
1- hydroxybutane
2- hydroxybutane
2- hydroxy -2- methyl propane
1- hydroxy -2- methyl propane
The compound which reacts faster with Lucas reagent is
butan-1-ol
butan-2-ol
2-methyl-propan-1-ol
2-methyl propan-2-ol
In the given reaction ,
R-OH + HX RX + H2O
the order of reactivity of alcohols is:
tertiary < secondary < primary
tertiary > secondary > primary
tertiary < secondary > primary
secondary > primary > tertiary