Select the ether among following that yields methanol as one the products on reaction with cold hydroiodic acid
1-methoxybutane
1-methoxybutane-2-methylpropane
2-methoxy-2-methylpropane
methoxybenzene
Arrange the following compounds in order of decreasing acidity
II>IV>I>III
I>II>III>IV
III>I>II>IV
III>I>II>IV
A solution of (–) –1 – chloro –1 – phenylethane is toluene racemises slowly in the presence of a small amount of SbCl5, due to the formation of
carbanion
Carbene
Carbocation
Carbocation
Iodoform can be prepared from all except
ethyl methyl ketone
isopropyl alcohol
3-methyl-2-butanone
3-methyl-2-butanone
Phenol is heated with a solution of a mixture of KBr and KBrO3.The major product obtained in the above reaction is
2-Bromophenol
3-Bromophenol
4-Bromophenol
4-Bromophenol
Which of the following reagents may be used to distinguish between phenol and benzoic acid ?
Aqueous NaOH
Tollen's reagent
Molisch reagent
Molisch reagent
From amongst the following alcohols the one that would react fastest with conc. HCl and anhydrous ZnCl2, is
1-Butanol
2-Butanol
2-Methylpropan-2-ol
2-Methylpropan-2-ol
The major product obtained on the interaction of phenol with sodium hydroxide and carbon dioxide is
Benzoic acid
Salicylaldehyde
Salicylic acid
Phthalic acid
C.
Salicylic acid
Kolbe – Schmidt reaction is
Which of the following on heating with aqueous KOH, produces acetaldehyde?
CH3COCl
CH3CH2Cl
CH2Cl CH2Cl
CH2Cl CH2Cl