Question 1

The following reaction represents what nuclear process?   Am →   He +   Np

Accepted Answer

A)  beta emission 
B)  neutron bombardment 
C)  alpha emission 
D)  electron capture 
E)  positron emission 
A)  beta emission 
B)  neutron bombardment 
C)  alpha emission 
D)  electron capture 
E)  positron emission

Question 2

Determine the identity of the daughter nuclide from the positron emission of   O.

Accepted Answer

A)    C 
B)    F 
C)    N 
D)    N 
E)    C 
A)    C 
B)    F 
C)    N 
D)    N 
E)    C

Question 3

Which of the following statements is TRUE?

Accepted Answer

A)  Positrons are similar in ionizing power and penetrating power to beta particles. 
B)  A positron is the antiparticle of the electron. 
C)  Beta decay occurs when a neutron changes into a proton while emitting an electron. 
D)  An alpha particle is a helium 2+ ion. 
E)  All of the above are true. 
A)  Positrons are similar in ionizing power and penetrating power to beta particles. 
B)  A positron is the antiparticle of the electron. 
C)  Beta decay occurs when a neutron changes into a proton while emitting an electron. 
D)  An alpha particle is a helium 2+ ion. 
E)  All of the above are true.

Question 4

Determine the identity of the daughter nuclide from the beta decay of   Au.

Accepted Answer

A)    Au 
B)    Hg 
C)    Tl 
D)    Ir 
E)    Pt 
A)    Au 
B)    Hg 
C)    Tl 
D)    Ir 
E)    Pt

Question 5

The splitting of the uranium atom is an example of

Accepted Answer

A)  radioactive cleavage. 
B)  nuclear fission. 
C)  nuclear fusion. 
D)  radioactive merge. 
E)  half life. 
A)  radioactive cleavage. 
B)  nuclear fission. 
C)  nuclear fusion. 
D)  radioactive merge. 
E)  half life.

Question 6

Identify the missing particle in the following nuclear equation:   Th →   He + ?

Accepted Answer

A)    U 
B)    Ac 
C)    Ac 
D)    Ra 
E)    Ra 
A)    U 
B)    Ac 
C)    Ac 
D)    Ra 
E)    Ra

Question 7

Determine the identity of the daughter nuclide from the beta decay of   Sr.

Accepted Answer

A)    Sr 
B)    Y 
C)    Y 
D)    Kr 
E)    Se 
A)    Sr 
B)    Y 
C)    Y 
D)    Kr 
E)    Se

Question 8

iodine-131 is used to help image the thyroid gland,and undergoes beta emission.How many protons are found in the product nuclide after emission?

Accepted Answer

A)  53 
B)  54 
C)  77 
D)  78 
E)  131 
A)  53 
B)  54 
C)  77 
D)  78 
E)  131

Question 9

Which of the following statements is TRUE?

Accepted Answer

A)  If N/Z ratio is too high, there are too many protons and the nuclide will undergo positron emission or electron capture. 
B)  If N/Z ratio lies somewhere below 1, the nuclide is stable. 
C)  If N/Z ratio is too low, there are too many neutrons and the nuclide will undergo beta decay. 
D)  The valley of stability is the geographic location where many of the known nuclides were first discovered. 
E)  None of the above are true. 
A)  If N/Z ratio is too high, there are too many protons and the nuclide will undergo positron emission or electron capture. 
B)  If N/Z ratio lies somewhere below 1, the nuclide is stable. 
C)  If N/Z ratio is too low, there are too many neutrons and the nuclide will undergo beta decay. 
D)  The valley of stability is the geographic location where many of the known nuclides were first discovered. 
E)  None of the above are true.

Question 10

The half-life of osmium-193 is 30.1 hr.How many milligrams of a 60-mg sample remains after 40.5 hours?

Accepted Answer

A)  23.6 mg 
B)  63.4 mg 
C)  21.8 mg 
D)  25.7 mg 
E)  43.2 mg 
A)  23.6 mg 
B)  63.4 mg 
C)  21.8 mg 
D)  25.7 mg 
E)  43.2 mg

Question 11

Which of the following statements is TRUE?

Accepted Answer

A)  Gamma rays have the lowest ionizing power of any radioactivity. 
B)  Alpha radiation has the highest penetrating power of any radioactivity. 
C)  Beta emitters will do more damage than alpha emitters within the body. 
D)  Beta radiation has the highest ionizing power of any radioactivity. 
E)  None of the above are true. 
A)  Gamma rays have the lowest ionizing power of any radioactivity. 
B)  Alpha radiation has the highest penetrating power of any radioactivity. 
C)  Beta emitters will do more damage than alpha emitters within the body. 
D)  Beta radiation has the highest ionizing power of any radioactivity. 
E)  None of the above are true.

Question 12

Define transmutation.

Accepted Answer

A)  the transformation of one element into another 
B)  the loss of neutrons from an atom 
C)  the loss of electrons from an atom 
D)  the loss of protons from an atom 
E)  the gain of neutrons to an atom 
A)  the transformation of one element into another 
B)  the loss of neutrons from an atom 
C)  the loss of electrons from an atom 
D)  the loss of protons from an atom 
E)  the gain of neutrons to an atom

Question 13

What is the "mass defect"?

Accepted Answer

The mass of a nucleus is less than the s

Question 14

List two problems associated with nuclear power.

Accepted Answer

overheatin

Question 15

Identify the following diagnostic procedure that gives the highest dose of radiation.

Accepted Answer

A)  dental x-ray - panoramic 
B)  upper gastrointestinal tract x-ray 
C)  chest x-ray 
D)  mammogram 
E)  thallium heart scan 
A)  dental x-ray - panoramic 
B)  upper gastrointestinal tract x-ray 
C)  chest x-ray 
D)  mammogram 
E)  thallium heart scan

Question 16

Complete the following equation of nuclear transmutation.   U +   C →   Cf + 6 ________

Accepted Answer

A)    H 
B)    g 
C)    n 
D)    e 
E)    n 
A)    H 
B)    g 
C)    n 
D)    e 
E)    n

Question 17

Identify the nuclide that has the shortest half-life.

Accepted Answer

A)    U 
B)    C 
C)    Rn 
D)    Th 
E)    Th 
A)    U 
B)    C 
C)    Rn 
D)    Th 
E)    Th

Question 18

Identify the elements used in radiometric dating.

Accepted Answer

A)  carbon-14 to nitrogen-14 
B)  uranium-238 to lead-206 
C)  potassium-40 to argon-40 
D)  none of the above 
E)  all of the above 
A)  carbon-14 to nitrogen-14 
B)  uranium-238 to lead-206 
C)  potassium-40 to argon-40 
D)  none of the above 
E)  all of the above

Question 19

Identify the nuclide that has the longest half-life.

Accepted Answer

A)    U 
B)    C 
C)    Rn 
D)    Th 
E)    Th 
A)    U 
B)    C 
C)    Rn 
D)    Th 
E)    Th

Question 20

Identify the symptom that is not from radiation exposure.

Accepted Answer

A)  arthritis 
B)  increased cancer risk 
C)  death 
D)  genetic effects 
E)  weaker immune systems 
A)  arthritis 
B)  increased cancer risk 
C)  death 
D)  genetic effects 
E)  weaker immune systems

Exam 21: Radioactivity and Nuclear Chemistry

The following reaction represents what nuclear process? Am → He + Np

Determine the identity of the daughter nuclide from the positron emission of O.

Which of the following statements is TRUE?

Determine the identity of the daughter nuclide from the beta decay of Au.

The splitting of the uranium atom is an example of

Identify the missing particle in the following nuclear equation: Th → He + ?

Determine the identity of the daughter nuclide from the beta decay of Sr.

iodine-131 is used to help image the thyroid gland,and undergoes beta emission.How many protons are found in the product nuclide after emission?

Which of the following statements is TRUE?

The half-life of osmium-193 is 30.1 hr.How many milligrams of a 60-mg sample remains after 40.5 hours?

Which of the following statements is TRUE?

Define transmutation.

What is the "mass defect"?

List two problems associated with nuclear power.

Identify the following diagnostic procedure that gives the highest dose of radiation.

Complete the following equation of nuclear transmutation. U + C → Cf + 6 ________

Identify the nuclide that has the shortest half-life.

Identify the elements used in radiometric dating.

Identify the nuclide that has the longest half-life.

Identify the symptom that is not from radiation exposure.

Essentials: Units, Measurements, and Problem Solving

Atoms

The Quantum Mechanical Model of the Atom

Periodic Properties of the Elements

Molecules and Compounds

Chemical Bonding I

Chemical Bonding Ii

Chemical Reactions and Chemical Quantities

Introduction to Solutions and Aqueous Reactions

Thermochemistry

Gases

Liquids, Solids, and Intermolecular Forces

Crystalline Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Organic Chemistry

Transition Metals and Coordination Compounds

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