Question 1

Which of the following polymers has an atactic structure

Accepted Answer

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

Question 2

The polymer formed from the monomer CH2=CH-CN is

Accepted Answer

A)    
B)  (CH2=CHCN)n 
C)  (CH2=CH=CN)n 
D)    
A)    
B)  (CH2=CHCN)n 
C)  (CH2=CH=CN)n 
D)

Question 3

Which one of these molecules is part of the make-up of both DNA and RNA

Accepted Answer

A)  deoxyribose 
B)  ribose 
C)  phosphate 
D)  thymine 
E)  uracil 
A)  deoxyribose 
B)  ribose 
C)  phosphate 
D)  thymine 
E)  uracil

Question 4

The secondary structure of a protein is the

Accepted Answer

A)  configuration of those parts of the chain stabilized by a regular pattern of covalent bonds between C and O groups of the backbone of the chain. 
B)  configuration of those parts of the chain stabilized by a regular pattern of hydrogen bonds between CO and NH groups of the backbone of the chain. 
C)  specific order of amino acids in the chain. 
D)  overall three-dimensional structure of the molecule. 
E)  overall arrangement of several polypeptide chains into one functional unit. 
A)  configuration of those parts of the chain stabilized by a regular pattern of covalent bonds between C and O groups of the backbone of the chain. 
B)  configuration of those parts of the chain stabilized by a regular pattern of hydrogen bonds between CO and NH groups of the backbone of the chain. 
C)  specific order of amino acids in the chain. 
D)  overall three-dimensional structure of the molecule. 
E)  overall arrangement of several polypeptide chains into one functional unit.

Question 5

Which one of these molecules could not serve as a monomer for an addition polymer

Accepted Answer

A)  ClCH=CH2 
B)  H2C=CH-CN 
C)  H2C=CH-C6H5 
D)    
E)    
A)  ClCH=CH2 
B)  H2C=CH-CN 
C)  H2C=CH-C6H5 
D)    
E)

Question 6

Which nitrogen base is found in RNA but not in DNA

Accepted Answer

A)  adenine 
B)  cytosine 
C)  guanine 
D)  thymine 
E)  uracil 
A)  adenine 
B)  cytosine 
C)  guanine 
D)  thymine 
E)  uracil

Which of the following polymers has an atactic structure

The polymer formed from the monomer CH₂=CH-CN is

Which one of these molecules is part of the make-up of both DNA and RNA

The secondary structure of a protein is the

Which one of these molecules could not serve as a monomer for an addition polymer

Which nitrogen base is found in RNA but not in DNA

Chemistry: The Study of Change

Atoms Molecules and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Gases

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Hybridization of Atomic

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metals Chemistry and Coordination Compounds

Organic Chemistry

Filters

Exam 25: Synthetic and Natural Organic Polymers

Which of the following polymers has an atactic structure

The polymer formed from the monomer CH2=CH-CN is

Which one of these molecules is part of the make-up of both DNA and RNA

The secondary structure of a protein is the

Which one of these molecules could not serve as a monomer for an addition polymer

Which nitrogen base is found in RNA but not in DNA

Chemistry: The Study of Change

Atoms Molecules and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Gases

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Periodic Relationships Among the Elements

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Hybridization of Atomic

Intermolecular Forces and Liquids and Solids

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Chemistry in the Atmosphere

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Transition Metals Chemistry and Coordination Compounds

Organic Chemistry

Filters

The polymer formed from the monomer CH₂=CH-CN is