1) An important organic solvent is: A) citral. B) menthone . C) acetone. D) benz
ID: 891423 • Letter: 1
Question
1) An important organic solvent is:
A) citral. B) menthone . C) acetone. D) benzaldehyde.
2) Formaldehyde is a __________ at room temperature.
A) Liquid. B) can't tell. C) solid. D) gas.
3) Hydrogenation of an aldehyde will produce?
A) no reaction. B) a carboxylic acid. C) a primary alcohol. D) an acetal.
4) In the IUPAC nomenclature system, the name of which of the following would end in -al?
A) an aldehyde. B) an alcohol. C) an alkane. D) a phenol.
5) Overdose of __________ during pregnancy has proven to cause birth defects.
A) Vitamin A. B) Vitamin B6. C) Vitamin D. D) Vitamin C.
6) Oxidation of an aldehyde will produce?
A) a carboxylic acid. B) an acetal. C) no reaction. D) a primary alcohol.
7)The IUPAC name for formaldehyde is methanal.
A)True. B)False.
8)The formation of a ketal from a hemiketal and alcohol is usually a base catalyzed reaction.
A)True. B)False.
9) The name 4,5-dichlorocyclohexanone should be:
a)3,4-dichlorocyclohexanone. B)2,3-dichlorocyclohexanone.
C)4,5-dichlorocyclohexanone. D)1,2-dichlorocyclohexanone.
10) The result of a hydrolysis reaction is:
A) one that results in the formation water. B) splitting of the molecule into the component substances.
C) causing an oxidation-reduction reaction resulting in hydration. D) getting the chemicals involved wet.
11) The simplest ketone has three carbon atoms.
A)True. B)False.
12) To what characteristic(s) do aldehydes and ketones owe their ability to form hydrogen bonds?
A) oxygen is always polar. B) possessing an oxygen instead of an interior carbon.
C) having a doubly bonded oxygen. D) all of the responses are correct.
13) To what class of compounds does glucose belong?
A) cyclic ketone. B) Acid. C) cyclic aldehyde. D) cyclic hemiacetal.
14) What are the risks of constant sunbathing?
A) skin cancer. B) thickening of the skin. C) there is more than one correct response. D) premature aging of the skin.
Explanation / Answer
1) C
2) A
3) C
4) A
5) C
6) A
7) A
8) B
9) A
10) B
11) A
12) A
13) C
14) C
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