Question 1

None of the listed compounds contains a ring.Which could have one carbon-carbon double bond?

Accepted Answer

A) C9H20 
B) C2H2 
C) C3H6 
D) All of these 
A) C9H20 
B) C2H2 
C) C3H6 
D) All of these

Question 2

To which family does this organic compound belong?

Accepted Answer

A) amide 
B) amine 
C) carboxylic acid 
D) ester 
A) amide 
B) amine 
C) carboxylic acid 
D) ester

Question 3

Which of the following amino acids is acidic?

Accepted Answer

A) alanine 
B) aspartic acid 
C) glutamine 
D) histidine 
A) alanine 
B) aspartic acid 
C) glutamine 
D) histidine

Question 4

How many peptide bonds are present in the polypeptide shown below?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four

Question 5

Identify the ether.

Accepted Answer

A) CH3CH2OCH3 
B) CH3CH2CH=CH2 
C) CH3CH2OH  
D) CH3CH2NHCH3 
A) CH3CH2OCH3 
B) CH3CH2CH=CH2 
C) CH3CH2OH  
D) CH3CH2NHCH3

Question 6

Identify the following amine base found in nucleic acids.

Accepted Answer

A) Adenine (
A)  
B) Cytosine (
C)  
C) Thymine (T) 
D) Uracil (U) 
A) Adenine (
A)  
B) Cytosine (
C)  
C) Thymine (T) 
D) Uracil (U)

Question 7

The alkane,3-ethyl-3-methylhexane contains ________ carbon atoms and ________ hydrogen atoms.

Accepted Answer

The answer of The alkane,3-ethyl-3-methylhexane contains ________ carbon atoms and...

Question 8

A peptide bond links

Accepted Answer

A) an alcohol and a ketone. 
B) an amine and an aldehyde. 
C) an amine and a carboxylic acid. 
D) an ester and a carboxylic acid. 
A) an alcohol and a ketone. 
B) an amine and an aldehyde. 
C) an amine and a carboxylic acid. 
D) an ester and a carboxylic acid.

Question 9

Name the product obtained from the addition of chlorine to 3-methyl-1-octene.

Accepted Answer

A) 1,1-dichlorooctane 
B) 1,2-dichloro-3-methylbutane 
C) 1,2-dichlorononane 
D) trans-1,2-dichlorooctene 
A) 1,1-dichlorooctane 
B) 1,2-dichloro-3-methylbutane 
C) 1,2-dichlorononane 
D) trans-1,2-dichlorooctene

Question 10

Which compound contains a nitrogen and a C=O?

Accepted Answer

A) ether 
B) amide 
C) carboxylic acid 
D) alkene 
A) ether 
B) amide 
C) carboxylic acid 
D) alkene

Question 11

In the dark the reaction of 2-pentene with bromine will form how many different products?

Accepted Answer

The answer of In the dark the reaction of 2-pentene...

Question 12

The H-C-H bond angles in acetic acid,shown below,are closest to O   CH3C-OH

Accepted Answer

A) 90°. 
B) 109.5°. 
C) 120°. 
D) 180°. 
A) 90°. 
B) 109.5°. 
C) 120°. 
D) 180°.

Question 13

Based on the structure of its side chains,the amino acid shown below can be classified as

Accepted Answer

A) acidic. 
B) basic. 
C) neutral,non-polar. 
D) neutral,polar. 
A) acidic. 
B) basic. 
C) neutral,non-polar. 
D) neutral,polar.

Question 14

What is the IUPAC name of the following alkane?

Accepted Answer

A) 2,5-dimethylhexane 
B) octane 
C) 1,1,4,4-tetramethylbutane 
D) 1,1,4-trimethylpentane 
A) 2,5-dimethylhexane 
B) octane 
C) 1,1,4,4-tetramethylbutane 
D) 1,1,4-trimethylpentane

Question 15

Which functional group below represents a ketone?

Accepted Answer

A) 
  
B) 
  
C) 
  
D) 
  
A) 
  
B) 
  
C) 
  
D)

Question 16

What is the IUPAC name of the following alkane?

Accepted Answer

A) decane 
B) 2,4-dimethyloctane 
C) 5,7-dimethyloctane 
D) 1,1,3-trimethylheptane 
A) decane 
B) 2,4-dimethyloctane 
C) 5,7-dimethyloctane 
D) 1,1,3-trimethylheptane

Question 17

Identify the amino acid shown below.

Accepted Answer

A) Arganine (Arg) 
B) Histidine (His) 
C) Lysine (Lys) 
D) Valine (Val) 
A) Arganine (Arg) 
B) Histidine (His) 
C) Lysine (Lys) 
D) Valine (Val)

Question 18

Based on the structure of its side chains,the amino acid shown below can be classified as

Accepted Answer

A) acidic. 
B) basic. 
C) neutral,non-polar. 
D) neutral,polar. 
A) acidic. 
B) basic. 
C) neutral,non-polar. 
D) neutral,polar.

Question 19

How many carbons are found in a molecule that contains the prefix but-?

Accepted Answer

A) 2 
B) 4 
C) 3 
D) 7 
A) 2 
B) 4 
C) 3 
D) 7

Question 20

The IUPAC name for the alkane shown below is ________.
CH3
|
CH3CHCH2CH2CH2CH3

Accepted Answer

Exam 23: Connections to Organic and Biological Chemistry

None of the listed compounds contains a ring.Which could have one carbon-carbon double bond?

To which family does this organic compound belong?

Which of the following amino acids is acidic?

How many peptide bonds are present in the polypeptide shown below?

Identify the ether.

Identify the following amine base found in nucleic acids.

The alkane,3-ethyl-3-methylhexane contains ________ carbon atoms and ________ hydrogen atoms.

A peptide bond links

Name the product obtained from the addition of chlorine to 3-methyl-1-octene.

Which compound contains a nitrogen and a C=O?

In the dark the reaction of 2-pentene with bromine will form how many different products?

The H-C-H bond angles in acetic acid,shown below,are closest to O CH3C-OH

Based on the structure of its side chains,the amino acid shown below can be classified as

What is the IUPAC name of the following alkane?

Which functional group below represents a ketone?

What is the IUPAC name of the following alkane?

Identify the amino acid shown below.

Based on the structure of its side chains,the amino acid shown below can be classified as

How many carbons are found in a molecule that contains the prefix but-?

The IUPAC name for the alkane shown below is ________. CH3 | CH3CHCH2CH2CH2CH3

Chemical Tools: Experimentation and Measurement

Atoms, molecules, and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Covalent Compounds: Bonding Theories and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Filters

The alkane,3-ethyl-3-methylhexane contains carbon atoms and hydrogen atoms.

The H-C-H bond angles in acetic acid,shown below,are closest to O CH₃C-OH

The IUPAC name for the alkane shown below is ________. CH₃ | CH₃CHCH₂CH₂CH₂CH₃