Question 1

The functional groups in the molecule below are
H2NCH2CO2H

Accepted Answer

A) alkane,amide,and carboxylic acid. 
B) alkane,amine,and carboxylic acid. 
C) alkane,amide,ketone,and alcohol. 
D) alkane,amine,ketone,and alcohol. 
A) alkane,amide,and carboxylic acid. 
B) alkane,amine,and carboxylic acid. 
C) alkane,amide,ketone,and alcohol. 
D) alkane,amine,ketone,and alcohol. B

Question 2

Which compound is a saturated hydrocarbon?

Accepted Answer

A) 1-butyne 
B) cycloheptene 
C) 3- methylheptane 
D) 2-heptyne 
A) 1-butyne 
B) cycloheptene 
C) 3- methylheptane 
D) 2-heptyne C

Question 3

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. C

Question 4

-In the figure above,which are isomers of compound (1)?

Accepted Answer

A) All are isomers of compound (1). 
B) None are isomers of compound (1). 
C) only (2)and (3) 
D) only (4) 
A) All are isomers of compound (1). 
B) None are isomers of compound (1). 
C) only (2)and (3) 
D) only (4)

Question 5

Some of the products from reaction of bromine and propane are shown below.(The hydrogen atoms are not shown in the structures. )How many are identical structures?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) All are isomers of each other. 
A) 2 
B) 3 
C) 4 
D) All are isomers of each other.

Question 6

Which structure is meta-dibromobenzene?

Accepted Answer

A) structure I 
B) structure II 
C) structure III 
D) structure IV 
A) structure I 
B) structure II 
C) structure III 
D) structure IV

Question 7

Identify the amino acid shown below.

Accepted Answer

A) Alanine (Ala) 
B) Glycine (Gly) 
C) Isoleucine (Ile) 
D) Leucine (Leu) 
A) Alanine (Ala) 
B) Glycine (Gly) 
C) Isoleucine (Ile) 
D) Leucine (Leu)

Question 8

Which compound will have the largest dipole moment?

Accepted Answer

A) cis-1,2-dichloroethylene 
B) trans-1,2-dichloroethylene 
C) tetrabromoethylene 
D) tetrachloroethylene 
A) cis-1,2-dichloroethylene 
B) trans-1,2-dichloroethylene 
C) tetrabromoethylene 
D) tetrachloroethylene

Question 9

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 10

In the addition reaction of water and propene in an acidic solution,the product is ________.

Accepted Answer

A) an alcohol 
B) a carboxylic acid 
C) an ether 
D) a ketone 
A) an alcohol 
B) a carboxylic acid 
C) an ether 
D) a ketone

Question 11

Which of the following statements about isomers is false?

Accepted Answer

A) All alkanes have branched chain isomers. 
B) As the number of carbon atoms increase in a compound,so do the number of possible isomers. 
C) Isomers have different physical properties. 
D) Isomers have the same formula but different molecular structures. 
A) All alkanes have branched chain isomers. 
B) As the number of carbon atoms increase in a compound,so do the number of possible isomers. 
C) Isomers have different physical properties. 
D) Isomers have the same formula but different molecular structures.

Question 12

Which class of hydrocarbons has the general formula CnH2n+2?

Accepted Answer

A) alkanes 
B) alkenes 
C) alkynes 
D) cylcloalkanes 
A) alkanes 
B) alkenes 
C) alkynes 
D) cylcloalkanes

Question 13

Is the following model of glucose in the α form or the β form?

Accepted Answer

A) α form 
B) β form 
A) α form 
B) β form

Question 14

Individual amino acids that make up a protein are called ________.

Accepted Answer

The answer of Individual amino acids that make up a...

Question 15

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 16

The monosaccharide shown below is a(n)

Accepted Answer

A) aldohexose. 
B) aldopentose. 
C) ketohexose. 
D) ketopentose. 
A) aldohexose. 
B) aldopentose. 
C) ketohexose. 
D) ketopentose.

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

Shown are ball-and-stick (1)and space-filling (2)models of methane.  
-What is the H-C-H bond angle?

Accepted Answer

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

Question 19

Which are isomers?

Accepted Answer

A) All are isomers. 
B) (1)and (2);(3)and (4) 
C) (1)and (3);(2)and (4) 
D) (1)and (4);(2)and (3) 
A) All are isomers. 
B) (1)and (2);(3)and (4) 
C) (1)and (3);(2)and (4) 
D) (1)and (4);(2)and (3)

Question 20

Identify the amino acid shown below.

Accepted Answer

A) Asparagine (Asn) 
B) Aspartic acid (Asp) 
C) Glutamic acid (Glu) 
D) Glutamine (Gln) 
A) Asparagine (Asn) 
B) Aspartic acid (Asp) 
C) Glutamic acid (Glu) 
D) Glutamine (Gln)

Exam 23: Organic and Biological Chemistry

The functional groups in the molecule below are H2NCH2CO2H

Which compound is a saturated hydrocarbon?

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

-In the figure above,which are isomers of compound (1)?

Some of the products from reaction of bromine and propane are shown below.(The hydrogen atoms are not shown in the structures. )How many are identical structures?

Which structure is meta-dibromobenzene?

Identify the amino acid shown below.

Which compound will have the largest dipole moment?

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

In the addition reaction of water and propene in an acidic solution,the product is ________.

Which of the following statements about isomers is false?

Which class of hydrocarbons has the general formula CnH2n+2?

Is the following model of glucose in the α form or the β form?

Individual amino acids that make up a protein are called ________.

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

The monosaccharide shown below is a(n)

Identify the amino acid shown below.

Shown are ball-and-stick (1)and space-filling (2)models of methane. -What is the H-C-H bond angle?

Which are isomers?

Identify the amino acid shown below.

Chemistry: Matter and Measurement

Atoms, molecules, and Ions

Formulas, equations, and Moles

Reactions in Aqueous Solutions

Periodicity and the Atomic Structure of Atoms

Ionic Bonds and Some Main-Group Chemistry

Covalent Bonds 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

Hydrogen, oxygen, and Water

The Main-Group Elements

Transition Elements and Coordination Chemistry

Metals and Solid-State Materials

Nuclear Chemistry

Filters

The functional groups in the molecule below are H₂NCH₂CO₂H

Which class of hydrocarbons has the general formula C_nH_2n+2?