Which one of the following can be oxidised to the corresponding carbonyl compound?
1. 2-hydroxy propane
2. Ortho-nitro phenol
3. Phenol
4. 2-methyl-2-hydroxy propane
Consider the following reaction,
PhenolXYZ
The product Z is
1. toluene
2. benzaldehyde
3. benzoic acid
4. benzene
Reduction of aldehydes and ketones into hydrocarbons using zinc amalgam and conc. HCl is called
1. Clemmenson reduction
2. Cope reduction
3. Dow reduction
4. Wolff-Kishner reduction
The -OH group of an alcohol or the -COOH group of a carboxylic acid can be replaced by -Cl using
1. phosphorus pentachloride
2. hypochlorous acid
3. chlorine
4. hydrochloric acid
Acetone reacts with iodine (I2) to form iodoform in the presence of
1. CaCO3
2. NaOH
3. KOH
4. MgCO3
A and B in the following reactions are
1. A=RR'CH2CN, B=NaOH
2. A=RR'C , B=CH3
3. A=RR'C , B=CH3
4. A=RR"C, B=LiAlH4
Benzaldehyde and acetaldehyde can be distinguished by:
1. Iodoform test
2. 2,4 - DNP test
3. reaction
4. Wolff-Kishner's reduction
Acetaldehyde normally reacts with
1. only electrophiles
2. only nucleophiles
3. only free radicals
4. both electrophiles and nucleophiles
Nucleophilic addition reaction will be most favoured in [2006]
1.
2.
3.
4.
The enolic form of acetone contains:
1. 9 -bonds, 1-bond and 2 lone pairs
2. 8 -bonds, 2-bonds and 2 lone pairs
3. 10 -bonds, 1-bond and 1 lone pair
4. 9 -bonds, 2-bonds and 1 lone pair