Question 1

Which of the following equations is best classified as a nuclear fission reaction?

Accepted Answer

A) H+(aq) + OH-(aq) → H2O(   ) 
B) 5   + 5   →   
C)    +   →   +   + 3   
D)    +   →   +   
E) AgNO3(aq) + NaCl(aq) → NaNO3(aq) + AgCl(s) 
A) H+(aq) + OH-(aq) → H2O(   ) 
B) 5   + 5   →   
C)    +   →   +   + 3   
D)    +   →   +   
E) AgNO3(aq) + NaCl(aq) → NaNO3(aq) + AgCl(s)

Question 2

Which of the following correctly matches the three principal forms of radioactive emission with their respective electrical charges?

Accepted Answer

A) α has no charge, β is -, γ is + 
B) α is -, β has no charge, γ is + 
C) α is -, β is +, γ has no charge 
D) α is +, β has no charge, γ is - 
E) α is +, β is -, γ has no charge 
A) α has no charge, β is -, γ is + 
B) α is -, β has no charge, γ is + 
C) α is -, β is +, γ has no charge 
D) α is +, β has no charge, γ is - 
E) α is +, β is -, γ has no charge

Question 3

Which of the following best describes a natural radioactive decay series?

Accepted Answer

A) Change of one element to another by nuclear bombardment 
B) A chain reaction, in which a nuclear product of one reaction becomes a nuclear reactant in the next step 
C) The combination of two small nuclei to form a larger nucleus 
D) A list of a series of reactions that illustrate how a radioactive element disintegrates into a stable isotope 
E) A nuclear equation for a natural radioactive decay, showing the alpha and beta particles written as a series rather than with coefficients 
A) Change of one element to another by nuclear bombardment 
B) A chain reaction, in which a nuclear product of one reaction becomes a nuclear reactant in the next step 
C) The combination of two small nuclei to form a larger nucleus 
D) A list of a series of reactions that illustrate how a radioactive element disintegrates into a stable isotope 
E) A nuclear equation for a natural radioactive decay, showing the alpha and beta particles written as a series rather than with coefficients

Question 4

Which of the following is not an instrument that can be used to detect radioactivity?
i.Photographic film
ii.Gamma camera and scanner
iii.Geiger counter
iv.Scintillation counter

Accepted Answer

A) i only 
B) iv only 
C) i and iv 
D) ii and iii 
E) All can be used to detect radioactivity 
A) i only 
B) iv only 
C) i and iv 
D) ii and iii 
E) All can be used to detect radioactivity

Question 5

An ancient tree is found which has a carbon-14 disintegration rate of 11.3 units.If the disintegration rate of a living tree is 14.0 units,calculate the age of the ancient tree.t1/2 = 5.73 × 103 years for carbon-14 and 0.807 of the sample remaining corresponds to 0.309 half-life.

Accepted Answer

A) 1.77 × 103 yr 
B) 4.62 × 103 yr 
C) 5.73 × 103 yr 
D) 1.85 × 104 yr 
E) 7.10 × 104 yr 
A) 1.77 × 103 yr 
B) 4.62 × 103 yr 
C) 5.73 × 103 yr 
D) 1.85 × 104 yr 
E) 7.10 × 104 yr

Question 6

Consider the following image representing an atom.   Which of the following would describe the net effect of the emission of a β particles by this nucleus?

Accepted Answer

A) The number of protons would increase. 
B) The number of neutrons would decrease. 
C) The mass number of the product nucleus would the same as that shown. 
D) The atomic number of the product nucleus would be one larger than that shown. 
E) All of the above describe the net effect of this type of emission. 
A) The number of protons would increase. 
B) The number of neutrons would decrease. 
C) The mass number of the product nucleus would the same as that shown. 
D) The atomic number of the product nucleus would be one larger than that shown. 
E) All of the above describe the net effect of this type of emission.

Question 7

Choose the nuclear symbol for the missing species to complete the following nuclear bombardment equation:   +   → 5   + ?

Accepted Answer

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

Question 8

Which of the following statements is/are correct?
i.A chain reaction is a reaction that has as a product one of its own reactants
ii.The critical mass of an element is the minimum mass necessary to react with a transuranium element
iii.A breeder reactor is a device whose purpose is to produce fissionable fuel from nonfissionable isotopes

Accepted Answer

A) i and iii 
B) ii and iii 
C) i and ii 
D) All are correct 
E) None is correct 
A) i and iii 
B) ii and iii 
C) i and ii 
D) All are correct 
E) None is correct

Question 9

Which of the following correctly describes the use of nuclear fission for the production of electricity?

Accepted Answer

A) The United States has one of the largest percentages of electricity provided by nuclear fission. 
B) European countries tend have the largest percentage of electricity provided by nuclear fission. 
C) Only one or two nations world wide produce more than 25% of electricity from nuclear fission. 
D) Most countries of the Pacific rim produce at least 25% of electricity from nuclear fission. 
A) The United States has one of the largest percentages of electricity provided by nuclear fission. 
B) European countries tend have the largest percentage of electricity provided by nuclear fission. 
C) Only one or two nations world wide produce more than 25% of electricity from nuclear fission. 
D) Most countries of the Pacific rim produce at least 25% of electricity from nuclear fission.

Question 10

Which of the following is the estimated average annual exposure to naturally occurring radiation sources?

Accepted Answer

A) 3,600 mrem/yr 
B) 3.6 mrem/yr 
C) 0.360 mrem/yr 
D) 360 mrem/yr 
E) 36 mrem/yr 
A) 3,600 mrem/yr 
B) 3.6 mrem/yr 
C) 0.360 mrem/yr 
D) 360 mrem/yr 
E) 36 mrem/yr

Question 11

Which of the following statements correctly compares fusion and fission reactions?

Accepted Answer

A) Fission reactions are harder to initiate than fusion reactions. 
B) Fusion reactions tend to produce more energy than fission reactions. 
C) Fission and fusion both produce larger nuclei as products. 
D) Fission and fusion proceed via chain reactions. 
A) Fission reactions are harder to initiate than fusion reactions. 
B) Fusion reactions tend to produce more energy than fission reactions. 
C) Fission and fusion both produce larger nuclei as products. 
D) Fission and fusion proceed via chain reactions.

Question 12

Which of the following is the best definition of radioactivity?

Accepted Answer

A) The logarithmic relationship between the logarithm of the activity coefficient and the radiation emitted by a radioactive nucleus. 
B) The relative activity of the nuclear properties of electromagnetic radiation in the radio wave frequencies of the electromagnetic spectrum. 
C) The spontaneous emission of particles and/or electromagnetic radiation resulting from the decay of an atomic nucleus. 
D) The emission of electrons from an ionic compound that has unbalanced charge, after being stimulated by the radiation from the radio wave frequencies of the electromagnetic spectrum. 
E) The unnatural radiation emitted by manmade nuclear processes such as nuclear power plants and atomic bombs. 
A) The logarithmic relationship between the logarithm of the activity coefficient and the radiation emitted by a radioactive nucleus. 
B) The relative activity of the nuclear properties of electromagnetic radiation in the radio wave frequencies of the electromagnetic spectrum. 
C) The spontaneous emission of particles and/or electromagnetic radiation resulting from the decay of an atomic nucleus. 
D) The emission of electrons from an ionic compound that has unbalanced charge, after being stimulated by the radiation from the radio wave frequencies of the electromagnetic spectrum. 
E) The unnatural radiation emitted by manmade nuclear processes such as nuclear power plants and atomic bombs.

Question 13

Choose the correct nuclear symbol for the missing species to complete the following nuclear bombardment equation:   + ? →   +

Accepted Answer

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

Question 14

Which of the following is the best description of the main obstacle to be overcome before energy can be obtained from fusion?

Accepted Answer

A) Safe storage and disposal of the radioactive waste 
B) Radiation emitted from the plant itself 
C) The extremely high temperature needed to start and sustain the reaction 
D) A more abundant source of fuel 
E) Better purification methods to separate the fuel 
A) Safe storage and disposal of the radioactive waste 
B) Radiation emitted from the plant itself 
C) The extremely high temperature needed to start and sustain the reaction 
D) A more abundant source of fuel 
E) Better purification methods to separate the fuel

Question 15

Which of the following statements best summarizes the process that occurs which allows the detection of radioactivity?

Accepted Answer

A) A collision with radiation changes the proton arrangement in the target particle 
B) A collision with the radiation changes the electron arrangement in the target particle 
C) A collision with the radiation changes the neutron arrangement in the target particle 
D) A collision with radiation changes the number of protons in the target particle 
E) A collision with the radiation changes the number of neutrons in the target particle 
A) A collision with radiation changes the proton arrangement in the target particle 
B) A collision with the radiation changes the electron arrangement in the target particle 
C) A collision with the radiation changes the neutron arrangement in the target particle 
D) A collision with radiation changes the number of protons in the target particle 
E) A collision with the radiation changes the number of neutrons in the target particle

Question 16

Choose the three main components of a nuclear fission reactor from the following list:
i.The fuel elements
ii.The turbine
iii.The generator
iv.The control rods
v.The moderator
vi.The condenser

Accepted Answer

A) i, ii, and iv 
B) i, iv, and v 
C) ii, iii, and vi 
D) iii, iv, and v 
E) iii, iv, and vi 
A) i, ii, and iv 
B) i, iv, and v 
C) ii, iii, and vi 
D) iii, iv, and v 
E) iii, iv, and vi

Question 17

Which of the following equations is best classified as a nuclear fusion reaction?

Accepted Answer

A) H+(aq) + OH-(aq) → H2O(   ) 
B) 5   + 5   →   
C)    +   →   +   + 3   
D)    +   →   +   
E) AgNO3(aq) + NaCl(aq) → NaNO3(aq) + AgCl(s) 
A) H+(aq) + OH-(aq) → H2O(   ) 
B) 5   + 5   →   
C)    +   →   +   + 3   
D)    +   →   +   
E) AgNO3(aq) + NaCl(aq) → NaNO3(aq) + AgCl(s)

Question 18

Which of the following is/are (a)transuranium element(s)?
i.Pa (Z = 91)
ii.U (Z = 92)
iii.Np (Z = 93)

Accepted Answer

A) iii only 
B) i and ii 
C) ii and iii 
D) None is a transuranium element 
E) All are transuranium elements 
A) iii only 
B) i and ii 
C) ii and iii 
D) None is a transuranium element 
E) All are transuranium elements

Question 19

Which of the following is not a source of radiation?
i.medical X rays
ii.tobacco smoke
iii.nuclear medicine

Accepted Answer

A) i only 
B) i and ii 
C) i and iii 
D) ii and iii 
E) All are sources of radiation 
A) i only 
B) i and ii 
C) i and iii 
D) ii and iii 
E) All are sources of radiation

Question 20

Which of the following statements best describes the relative amounts of energy for a given amount of reactant in ordinary chemical and nuclear reactions?

Accepted Answer

A) The chemical reaction is greater by a multiple less than 10 
B) The nuclear reaction is greater by a multiple less than 10 
C) The chemical reaction is greater by several multiples of 10 
D) The nuclear reaction is greater by several multiples of 10 
E) The chemical reaction is greater by more than 100,000 
A) The chemical reaction is greater by a multiple less than 10 
B) The nuclear reaction is greater by a multiple less than 10 
C) The chemical reaction is greater by several multiples of 10 
D) The nuclear reaction is greater by several multiples of 10 
E) The chemical reaction is greater by more than 100,000

Which of the following equations is best classified as a nuclear fission reaction?

Which of the following correctly matches the three principal forms of radioactive emission with their respective electrical charges?

Which of the following best describes a natural radioactive decay series?

Which of the following is not an instrument that can be used to detect radioactivity? i.Photographic film ii.Gamma camera and scanner iii.Geiger counter iv.Scintillation counter

An ancient tree is found which has a carbon-14 disintegration rate of 11.3 units.If the disintegration rate of a living tree is 14.0 units,calculate the age of the ancient tree.t_1/2 = 5.73 × 10³ years for carbon-14 and 0.807 of the sample remaining corresponds to 0.309 half-life.

Consider the following image representing an atom. Which of the following would describe the net effect of the emission of a β particles by this nucleus?

Choose the nuclear symbol for the missing species to complete the following nuclear bombardment equation: + → 5 + ?

Which of the following correctly describes the use of nuclear fission for the production of electricity?

Which of the following is the estimated average annual exposure to naturally occurring radiation sources?

Which of the following statements correctly compares fusion and fission reactions?

Which of the following is the best definition of radioactivity?

Choose the correct nuclear symbol for the missing species to complete the following nuclear bombardment equation: + ? → +

Which of the following is the best description of the main obstacle to be overcome before energy can be obtained from fusion?

Which of the following statements best summarizes the process that occurs which allows the detection of radioactivity?

Choose the three main components of a nuclear fission reactor from the following list: i.The fuel elements ii.The turbine iii.The generator iv.The control rods v.The moderator vi.The condenser

Which of the following equations is best classified as a nuclear fusion reaction?

Which of the following is/are (a)transuranium element(s)? i.Pa (Z = 91) ii.U (Z = 92) iii.Np (Z = 93)

Which of the following is not a source of radiation? i.medical X rays ii.tobacco smoke iii.nuclear medicine

Which of the following statements best describes the relative amounts of energy for a given amount of reactant in ordinary chemical and nuclear reactions?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: The Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Atomic Theory: The Quantum Model of the Atom

Chemical Bonding

Structure and Shape

The Ideal Gas Law and Its Applications

Gases, Liquids, and Solids

Solutions

Acidbase Proton Transferreactions

Chemical Equilibrium

Oxidationreduction Electron Transferreactions

Organic Chemistry

Biochemistry

Filters

Exam 20: Nuclear Chemistry

Which of the following equations is best classified as a nuclear fission reaction?

Which of the following correctly matches the three principal forms of radioactive emission with their respective electrical charges?

Which of the following best describes a natural radioactive decay series?

Which of the following is not an instrument that can be used to detect radioactivity? i.Photographic film ii.Gamma camera and scanner iii.Geiger counter iv.Scintillation counter

An ancient tree is found which has a carbon-14 disintegration rate of 11.3 units.If the disintegration rate of a living tree is 14.0 units,calculate the age of the ancient tree.t1/2 = 5.73 × 103 years for carbon-14 and 0.807 of the sample remaining corresponds to 0.309 half-life.

Consider the following image representing an atom. Which of the following would describe the net effect of the emission of a β particles by this nucleus?

Choose the nuclear symbol for the missing species to complete the following nuclear bombardment equation: + → 5 + ?

Which of the following correctly describes the use of nuclear fission for the production of electricity?

Which of the following is the estimated average annual exposure to naturally occurring radiation sources?

Which of the following statements correctly compares fusion and fission reactions?

Which of the following is the best definition of radioactivity?

Choose the correct nuclear symbol for the missing species to complete the following nuclear bombardment equation: + ? → +

Which of the following is the best description of the main obstacle to be overcome before energy can be obtained from fusion?

Which of the following statements best summarizes the process that occurs which allows the detection of radioactivity?

Choose the three main components of a nuclear fission reactor from the following list: i.The fuel elements ii.The turbine iii.The generator iv.The control rods v.The moderator vi.The condenser

Which of the following equations is best classified as a nuclear fusion reaction?

Which of the following is/are (a)transuranium element(s)? i.Pa (Z = 91) ii.U (Z = 92) iii.Np (Z = 93)

Which of the following is not a source of radiation? i.medical X rays ii.tobacco smoke iii.nuclear medicine

Which of the following statements best describes the relative amounts of energy for a given amount of reactant in ordinary chemical and nuclear reactions?

Matter and Energy

Measurement and Chemical Calculations

Introduction to Gases

Atomic Theory: The Nuclear Model of the Atom

Chemical Nomenclature

Chemical Formula Relationships

Chemical Reactions

Chemical Change

Quantity Relationships in Chemical Reactions

Atomic Theory: The Quantum Model of the Atom

Chemical Bonding

Structure and Shape

The Ideal Gas Law and Its Applications

Gases, Liquids, and Solids

Solutions

Acidbase Proton Transferreactions

Chemical Equilibrium

Oxidationreduction Electron Transferreactions

Organic Chemistry

Biochemistry

Filters

An ancient tree is found which has a carbon-14 disintegration rate of 11.3 units.If the disintegration rate of a living tree is 14.0 units,calculate the age of the ancient tree.t_1/2 = 5.73 × 10³ years for carbon-14 and 0.807 of the sample remaining corresponds to 0.309 half-life.