Question 1

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

Accepted Answer

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

Question 2

Why is an alpha emitter much more harmful if is ingested than when applied to the skin?

Accepted Answer

Alpha emitters have the highest ionizing

Question 3

Identify a beta particle.

Accepted Answer

A)    e 
B)    n 
C)    e 
D)    n 
E)    γ 
A)    e 
B)    n 
C)    e 
D)    n 
E)    γ

Question 4

Identify the scientist(s)that were awarded the Nobel Prize in physics for the discovery of radioactivity in 1903.

Accepted Answer

A)  Johannes Geiger, Marie Curie 
B)  Albert Einstein 
C)  Antoine-Henri Becquerel, Marie Curie, Pierre Curie 
D)  Ernest Rutherford, Johannes Geiger 
E)  Galileo Galilei 
A)  Johannes Geiger, Marie Curie 
B)  Albert Einstein 
C)  Antoine-Henri Becquerel, Marie Curie, Pierre Curie 
D)  Ernest Rutherford, Johannes Geiger 
E)  Galileo Galilei

Question 5

An archaeologist graduate student found a leg bone of a large animal during the building of a new science building.The bone had a carbon-14 decay rate of 14.8 disintegrations per minute per gram of carbon.Living organisms have a decay rate of 15.3 disintegrations per minute.How old is the bone?

Accepted Answer

A)  53.3 years 
B)  275 years 
C)  111 years 
D)  25 years 
E)  83 years 
A)  53.3 years 
B)  275 years 
C)  111 years 
D)  25 years 
E)  83 years

Question 6

The following reaction represents what nuclear process?   U +   n →   Ba +   Kr + 3   n

Accepted Answer

A)  nuclear fission 
B)  nuclear fusion 
C)  electron capture 
D)  alpha capture 
E)  beta capture 
A)  nuclear fission 
B)  nuclear fusion 
C)  electron capture 
D)  alpha capture 
E)  beta capture

Question 7

Calculate the mass defect in Mo-96 if the mass of a Mo-96 nucleus is 95.962 amu.The mass of a proton is 1.00728 amu and the mass of a neutron is 1.008665 amu.

Accepted Answer

A)  0.197 amu 
B)  0.795 amu 
C)  0.212 amu 
D)  0.812 amu 
E)  0.188 amu 
A)  0.197 amu 
B)  0.795 amu 
C)  0.212 amu 
D)  0.812 amu 
E)  0.188 amu

Question 8

The combination of two light nuclei to form a heavier nucleus is called

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 9

Identify the technique used to predict the age of the Shroud of Turin.

Accepted Answer

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

Question 10

Determine the identity of the daughter nuclide from the electron capture by   Cl.

Accepted Answer

A)    Ar 
B)    K 
C)    S 
D)    P 
E)    Ar 
A)    Ar 
B)    K 
C)    S 
D)    P 
E)    Ar

Question 11

Determine the identity of the daughter nuclide from the alpha decay of   Po.

Accepted Answer

A)    Po 
B)    Hg 
C)    At 
D)    Pb 
E)    Rn 
A)    Po 
B)    Hg 
C)    At 
D)    Pb 
E)    Rn

Question 12

Beta decay of 60Co produces a beta particle and

Accepted Answer

A)  (56Mn). 
B)  (59Co). 
C)  (60Fe). 
D)  (60Ni). 
A)  (56Mn). 
B)  (59Co). 
C)  (60Fe). 
D)  (60Ni).

Question 13

Identify the elements discovered by Marie Curie.

Accepted Answer

A)  polonium and radium 
B)  radium and cesium 
C)  argon and xenon 
D)  radon and xenon 
E)  selenium and tungsten 
A)  polonium and radium 
B)  radium and cesium 
C)  argon and xenon 
D)  radon and xenon 
E)  selenium and tungsten

Question 14

Write the nuclear equation for the alpha decay of   Th.

Accepted Answer

A)    He +
  Th →
  U 
B)    n +
  Th →
  Th 
C)    Th →
  e +
  Ac 
D)    Th →
  He +
  Ra 
E)    Th →
  e +
  Pa 
A)    He +
  Th →
  U 
B)    n +
  Th →
  Th 
C)    Th →
  e +
  Ac 
D)    Th →
  He +
  Ra 
E)    Th →
  e +
  Pa

Question 15

Determine the identity of the daughter nuclide from the electron capture by   Rb.

Accepted Answer

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

Question 16

Identify the missing particle in the following nuclear equation:   U → ? +   He + 2   g

Accepted Answer

A)    Th 
B)    Ra 
C)    Pu 
D)    Th 
E)    Ra 
A)    Th 
B)    Ra 
C)    Pu 
D)    Th 
E)    Ra

Question 17

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 18

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

Accepted Answer

A)    Ga 
B)    As 
C)    Zn 
D)    As 
E)    Ga 
A)    Ga 
B)    As 
C)    Zn 
D)    As 
E)    Ga

Question 19

A hydrogen bomb has up to ________ times the explosive force of the first atomic bomb.

Accepted Answer

A)  2000 
B)  1000 
C)  500 
D)  200 
E)  100 
A)  2000 
B)  1000 
C)  500 
D)  200 
E)  100

Question 20

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

Exam 20: Radioactivity and Nuclear Chemistry

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

Why is an alpha emitter much more harmful if is ingested than when applied to the skin?

Identify a beta particle.

Identify the scientist(s)that were awarded the Nobel Prize in physics for the discovery of radioactivity in 1903.

An archaeologist graduate student found a leg bone of a large animal during the building of a new science building.The bone had a carbon-14 decay rate of 14.8 disintegrations per minute per gram of carbon.Living organisms have a decay rate of 15.3 disintegrations per minute.How old is the bone?

The following reaction represents what nuclear process? U + n → Ba + Kr + 3 n

Calculate the mass defect in Mo-96 if the mass of a Mo-96 nucleus is 95.962 amu.The mass of a proton is 1.00728 amu and the mass of a neutron is 1.008665 amu.

The combination of two light nuclei to form a heavier nucleus is called

Identify the technique used to predict the age of the Shroud of Turin.

Determine the identity of the daughter nuclide from the electron capture by Cl.

Determine the identity of the daughter nuclide from the alpha decay of Po.

Beta decay of 60Co produces a beta particle and

Identify the elements discovered by Marie Curie.

Write the nuclear equation for the alpha decay of Th.

Determine the identity of the daughter nuclide from the electron capture by Rb.

Identify the missing particle in the following nuclear equation: U → ? + He + 2 g

Which of the following statements is TRUE?

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

A hydrogen bomb has up to ________ times the explosive force of the first atomic bomb.

Identify the nuclide that has the longest half-life.

Matter, measurement, and Problem Solving

Atoms and Elements

Molecules,compounds,and Chemical Equations

Chemical Quantities and Aqueous Reactions

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes,valence Bond Theory,

Liquids,solids,and Intermolecular Forces

Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Organic Chemistry

Biochemistry

Chemistry of the Nonmetals

Metals and Metallurgy

Transition Metals and Coordination Compounds

Filters

Beta decay of ⁶⁰Co produces a beta particle and