25.E: Organic and Biological Chemistry (Exercises)
- Page ID
- 68450
These are homework exercises to accompany the Textmap created for "Chemistry: The Central Science" by Brown et al. Complementary General Chemistry question banks can be found for other Textmaps and can be accessed here. In addition to these publicly available questions, access to private problems bank for use in exams and homework is available to faculty only on an individual basis; please contact Delmar Larsen for an account with access permission.
25.1: General Characteristics of Organic Molecules
Concept Review Exercises
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Classify each compound as organic or inorganic.
- C3H8O
- CaCl2
- Cr(NH3)3Cl3
- C30H48O3N
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Which compound is likely organic and which is likely inorganic?
- a flammable compound that boils at 80°C and is insoluble in water
- a compound that does not burn, melts at 630°C, and is soluble in water
Answers
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- organic
- inorganic
- inorganic
- organic
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- organic
- inorganic
Exercises
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Classify each compound as organic or inorganic.
- C6H10
- CoCl2
- C12H22O11
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Classify each compound as organic or inorganic.
- CH3NH2
- NaNH2
- Cu(NH3)6Cl2
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Which member of each pair has a higher melting point?
- CH3OH and NaOH
- CH3Cl and KCl
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Which member of each pair has a higher melting point?
- C2H6 and CoCl2
- CH4 and LiH
Answers
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- organic
- inorganic
- organic
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- NaOH
- KCl
25.5: Functional Groups
Concept Review Exercises
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What is the functional group of an alkene? An alkyne?
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Does CH3CH2CH2CH2CH2CH2CH2CH2CH2CH2CH3 have a functional group? Explain.
Answers
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carbon-to-carbon double bond; carbon-to-carbon triple bond
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No; it has nothing but carbon and hydrogen atoms and all single bonds.
Exercises
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What is the functional group of 1-butanol (CH3CH2CH2CH2OH)?
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What is the functional group of butyl bromide, CH3CH2CH2CH2Br?
Answer
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OH