NEW
Font size
WorksheetsALCOHOLS
Total questions: 20
Worksheet time: 10mins
The alcohols are a homologous series of organic compounds that contain the functional group name..
carboxyl, COOH
hydroxyl, OH
carboalkoxy, COOC
amino, NH2
Some of the properties of alcohols depend on the number of carbon atoms attached to the specific carbon atom that is attached to the OH group. These are primary alcohols EXCEPT
A
B
C
D
Which is a secondary alcohol?
A
B
C
D
The tertiary alcohol is..
A
B
C
D
The name and classification of the alcohol is ...
1-isopropyl-2-cyclopentanol : primary alcohol
1-isobutyl-2-cyclohexanol: secondary alcohol
2-isobutylcyclopentanol:secondary alcohol
2-isopropylcyclopentanol : secondary alcohol
Boiling point of 1-pentanol is higher than 1-butanol because..
hydrogen bonds between molecules of 1-pentanol is stronger
hydrogen bonds between molecules of 1-butanol is stronger
van der Waals between molecules of 1-butanol is stronger
van der Waals between molecules of 1-pentanol is stronger
Boiling point of propane is lower than ethanol because
van der Waals forces between molecules of ethanol is stronger
Hydrogen bonds between molecules of ethanol is stronger
van der Waals between molecules of propane is stronger
hydrogen bonds between molecules of propane is stronger
Alcohols soluble in water because...
hydrophobic area is large
hydrophilic area is large
hydrogen bonds between molecules of of alcohols
hydrogen bonds between molecules of alcohols and water
ethanol can be prepared by fermentation of sugars by
metal catalyst
acid
base
yeast
Which alcohol is the major product formed when 2-methyl-1-butene undergoes acid catalysed hydration?
Which is Lucas test reagents?
[Ag(NH3)2]+, OH
I2, NaOH
con. HCl, ZnCl2
KMnO4, H+, heat
Compound L is
CH3CH2ONa
CH3CH2OK
CH3CH2K
CH3CH2COOK
Reagent x is
Mg
Ca
Na
K
Structural formula of M is
C6H5COOCH2CH3
C6H5COOCH2CH2CH3
CH3CH2COOC6H5
CH3CH2CH2COOC6H5
Based on the observation, no cloudiness formed for the reaction of ethanol with con HCl, ZnCl2 indicates that ethanol is a ___________ alcohol.
primary
secondary
tertiary
quaternary
The products N are
CH3I+ HCOO-
CHI3 + HCOO-
CHI3 + CH3COO-
CH3I + CH3COO-
The observation pale yellow precipitate formed for reaction of ethanol with iodoform reagent indicates that ethanol has
methyl carbinol group
methyl carbonyl group
ethyl carbinol group
ethyl carbonyl group
The reagent y is
KMnO4, H+, heat
KMnO4, OH-, cold
K2Cr2O7, H+ , heat
LiAlH4 followed by hydrolysis
The structural formula of O is
CH3CHO
CH3CH2CHO
CH3COOH
CH3COCH3
Ethanol is an alcohol in alcoholic beverages that causes drunkenness. Which is NOT TRUE about drinking alcohol?
Heavy drinking cause brain damage, liver damage and death
A person becomes alcohol dependence and it affects work performance
Alcohol does not prevent body from absorbing vitamins and minerals from food
Heavy drinking pregnant woman can increase a baby's risk of fetal alcohol syndrome and mental development
