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WorksheetsCh 17 Reactions of Alcohols
Total questions: 19
Worksheet time: 11mins
Halogenoalkanes can undergo an elimination reaction with sodium hydroxide in ethanol. A similar dehydration/elimination reaction takes place with alcohols. What reaction conditions are required?
Al2O3 and heat
NaOH in ethanol
acidified K2Cr2O7
two of these
When treated with sulfuric acid @ 170 C, which of these molecules will produce the greatest number of structural and/or geometric isomers?
ethanol
2-butanol
3-pentanol
1-propanol
Which of the following molecules will be oxidized into propanone with acidified potassium dichromate?
1-propanol
2-propanol
1-butanol
2-methyl-2-propanol
Which pair of molecules will BOTH produce carboxylic acids when fully oxidized by acidified potassium dichromate?
1-propanol & 2-propanol
ethanol & 2-propanol
2-propanol & 1-butanol
1-propanol & 1-butanol
What is the proper observation to record when this molecule is treated with acidified potassium dichromate?
solution turns green
solution remains orange
solution remains green
bubbles, orange ppt.
In addition to potassium dichromate, which of the following reagents/reaction conditions can ALSO be used to OXIDIZE alcohols?
aluminum oxide in sulfuric acid
phosphoric acid, 330 C and 6 MPA
acidified potassium permanganate
NaOH in ethanol
Which of the following, when added to 2-methylbutanoic acid, would produce bubbles?
Mg and NaOH
NaOH and Na2CO3
Mg only
Mg & Na2CO3
When halogenation takes place 'in situ', which of the following is/are added to the reaction flask, in addition to the alcohol?
a hydrogen halide
sulfuric acid and an alkali metal halide, such as NaBr
an alkali metal halide such as NaBr
sulfuric acid, NaCl AND HBr
Which of the following reagents is used to test for the presence of a hydroxy group (an OH) via a nucleophilic substitution reaction?
SOCl2
PCl5
PBr3
NaCl & sulfuric acid
Which of the following molecules would have the least vigorous reaction with sodium, Na(s)?
ethanol
1-propanol
water
2-butanol
"squeaky pop" is the observation confirming the presence of which gas?
O2
H2
CO2
H2O
What is esterification?
saying 'its terrific!' to someone really fast
the reaction that occurs between an alcohol and a carboxylic acid to form an ester
the reaction that occurs between an alcohol and a ester to form a carboxylic acid
the reaction that occurs when an ester breaks down into an alcohol and a carboxylic acid
Which of the following will react in the presence of sulfuric acid to produce propyl butanoate?
1-propanol and butanoic acid
2-propanol and sodium butanoate
1-propanol and butanone
2-propanol and butanoic acid
Which of the following will react to form hydrogen gas and an alkoxide salt?
ethanol and sodium
1-propanol and sodium butanoate
sodium hydroxide and propyl ethanoate
HCl, ethanol and methanoic acid
Which of the following will react with sulfuric acid to produce 1-butanol and ethanoic acid?
butyl ethanoate
ethyl butanoate
none of these
either of these
What are the products of the hydrolysis of ethyl propanoate with potassium hydroxide?
ethanol and potassium propanoate
1-propanol and potassium ethanoate
ethanol and propanoic acid
1-propanol and ethanoic acid
Which of the following molecules can be reduced using LiAlH4?
primary & secondary alcohols ONLY
carboxylic acids & ketones
carboxylic acids, ketones & aldehydes
ketones and primary alcohols ONLY
A clear, colorless liquid produces bubbles upon the addition of Mg and potassium carbonate, respectively, but no observable reaction occurs upon the addition of sodium hydroxide. What is the likely identity of the solution?
1-propanol
propyl ethanoate
propanoic acid
propanone
Acidified potassium dichromate was added to two different test tubes containing two different solutions. Which of the following is/are true about the identity of the solutions (before)?
Left: 1-butanol Right: 2-butanol
Left: 2-butanol Right: 1-butanol
Left: 2-methyl-2-butanol
Right: 1-butanol
Left: 2-methyl-2-butanol
Right: 3-ethyl-3-pentanol
