Monochlorination of toluene in sunlight followed by hydrolysis with aq. NaOH yields__________
o-Cresol
p-Cresol
2, 4-Dihydroxytoluene
Benzyl alcohol
Q.2.
Compound Z is an alcohol. When Z is reacted with conc HCl and ZnClthe cloudy solution appear immediately. But when compound Z reacts with acidified KMnO4 , no reaction occurs. What is the compound Z?
Primary alcohol
Secondary alcohol
Tertiary alcohol
Quaternary alcohol
Q.3.
Where would halides commonly be found in organic chemistry?
proteins
insecticides
dragster fuel
fats
Q.4.
Why alcohols is higher boiling point than alkanes?
Because can form Van der Waal's forces between molecules
Because can form hydrogen bond forces between molecules
Because can form dimer structures between molecules
Because can form covalent bond between molecules
Q.5.
Why alcohols have higher boiling point than alkanes?
Alcohols have Van der Waal's forces between the molecules
Alcohols have intermolecular Hydrogern bonding
Alcohols exist as dimers.
Alcohols have intramolecular Hydrogen bonding.
Q.6.
Which one of the following compounds is produced by the primary oxidation of butane-2-ol?
Ethyl methyl ketone
Dimethyl ketone
2-butanol
Butanoic acid
Diethyl ketone
Q.7.
When ethyl alcohol is oxidized by two degrees, which one of the following products results?
Acetaldehyde
Oxy-propane
Acetic acid
Dimethyl ether
Dimethyl ketone
Q.8.
At least how many carbon atoms are found in a tertiary alcohol?
1
2
3
4
Q.9.
The type of alcohol in alcoholic beverages is called
fermentation
detoxification
ethanol
vodka
Q.10.
Which one is used as antifreeze in car radiators?
ethanol
glycol
Propanol
glycerol
Q.11.
Which of the following set of reactants is appropriate for the preparation of t-butyl ethyl ether?
t-butyl chloride and Sodium ethoxide.
Sodium tertiary butoxide and Ethyl chloride
Ethyl chloride and Butyl alcohol
Butyl chloride and Ethyl alcohol
Q.12.
The order of ease of dehydration of primary,secondary and tertiary alcohols is_______________
30 < 20 < 10
20 < 10 < 30
30 > 20 > 10
20 < 30 < 10
Q.13.
Choose the correct order of acidic strength.
o-nitrophenol < o-cresol < phenol
o-cresol < o-nitrophenol< phenol
o-cresol < phenol < o-nitrophenol
o-nitrophenol< phenolo < cresol
Q.14.
Conversion of Salicylic acid to Aspirin is an example of ________
Rearrangement reaction
Esterification reaction
Dehydration reaction
Alkylation reaction
Q.15.
Which of the following name reactions produces salicyldehyde?
Kolbe's reaction
Rosenmund reduction
Williamson's synthesis
Reimer Tiemann reaction
Q.16.
Which of the following compounds is also called carbolic acid>?
Methanol
Phenol
Picric acid
Acetic acid
Q.17.
Which of the following are not used to convert RCHO into RCH2OH?
H2 /Pd
LiAlH4
NaBH4
Reaction with RMgX followed by hydrolysis
Q.18.
IUPAC name of m-cresol is ___________
3-methylphenol
3-chlorophenol
3-methoxyphenol
benzene-1,3-diol
Q.19.
The process of converting alkyl halides into alcohols involves_____________
addition reaction
substitution reaction
dehydrohalogenation reaction
rearrangement reaction
Q.20.
Why 2-butonal most soluble in water than 2-octanol. What is the key factor?
Because factor of intermolecular forces
Because factor of molecular weight
Because factor of surface areas
Because factor of hydrophobic areas
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