Question 1

For what is the heat of a nuclear reactor core used?

Accepted Answer

A) To begin the fusion reaction 
B) To convert to DC energy 
C) To begin the fission reaction 
D) To convert water to steam 
A) To begin the fusion reaction 
B) To convert to DC energy 
C) To begin the fission reaction 
D) To convert water to steam

Question 2

${ }_{993}^{243} \mathrm{Es}$ decays through what emission?

Accepted Answer

A) Beta particles 
B) Alpha particles 
C) Positron particles 
D) Gamma rays 
A) Beta particles 
B) Alpha particles 
C) Positron particles 
D) Gamma rays

Question 3

How does radiation help destroy a tumor?

Accepted Answer

A) It forces a cell's organelles to shut down. 
B) It enhances a cell's ability to reproduce. 
C) It interrupts a cell's ability to reproduce. 
D) It aids a cell's organelles in their functions. 
A) It forces a cell's organelles to shut down. 
B) It enhances a cell's ability to reproduce. 
C) It interrupts a cell's ability to reproduce. 
D) It aids a cell's organelles in their functions.

Question 4

What are the three isotopes of hydrogen?

Accepted Answer

A)  ${ }_{1}^{1} \mathrm{H},{ }_{2}^{1} \mathrm{H},{ }_{3}^{1} \mathrm{H}$ 
B)  ${ }_{1}^{1} \mathrm{H},{ }_{1}^{2} \mathrm{H},{ }_{1}^{3} \mathrm{H}$ 
C)  ${ }_{1}^{1} \mathrm{H},{ }_{2}^{2} \mathrm{H},{ }_{3}^{3} \mathrm{H}$ 
D)  ${ }_{1}^{1} \mathrm{H},{ }_{2}^{1} \mathrm{H},{ }_{1}^{3} \mathrm{H}$ 
A)  ${ }_{1}^{1} \mathrm{H},{ }_{2}^{1} \mathrm{H},{ }_{3}^{1} \mathrm{H}$ 
B)  ${ }_{1}^{1} \mathrm{H},{ }_{1}^{2} \mathrm{H},{ }_{1}^{3} \mathrm{H}$ 
C)  ${ }_{1}^{1} \mathrm{H},{ }_{2}^{2} \mathrm{H},{ }_{3}^{3} \mathrm{H}$ 
D)  ${ }_{1}^{1} \mathrm{H},{ }_{2}^{1} \mathrm{H},{ }_{1}^{3} \mathrm{H}$

Question 5

What isotope of plutonium is used in a nuclear reactor?

Accepted Answer

A)  ${ }_{94}^{244} \mathrm{Pu}$ 
B)  ${ }_{94}^{238} \mathrm{Pu}$ 
C)  ${ }_{94}^{235} \mathrm{Pu}$ 
D) None; ${ }_{92}^{235} \mathrm{U}$ is used. 
A)  ${ }_{94}^{244} \mathrm{Pu}$ 
B)  ${ }_{94}^{238} \mathrm{Pu}$ 
C)  ${ }_{94}^{235} \mathrm{Pu}$ 
D) None; ${ }_{92}^{235} \mathrm{U}$ is used.

Question 6

How small is the nucleus of a hydrogen atom when compared to the volume of the entire atom?

Accepted Answer

A) 1/1,000 
B) 1/10,000 
C) 1/100,000 
D) 1/1,000,000 
A) 1/1,000 
B) 1/10,000 
C) 1/100,000 
D) 1/1,000,000

Question 7

What is alpha decay?

Accepted Answer

A) When an alpha emitter is no longer able to emit particles 
B) When an isotope is bombarded by alpha particles 
C) When alpha particles cause a sample of material to degrade 
D) The emission of an alpha particle from an atomic nucleus 
A) When an alpha emitter is no longer able to emit particles 
B) When an isotope is bombarded by alpha particles 
C) When alpha particles cause a sample of material to degrade 
D) The emission of an alpha particle from an atomic nucleus

Question 8

To what does the belt of stability refer?

Accepted Answer

A) The exposure of radioactive material to which a person can be exposed safely 
B) The dosage in which a nuclear medicine is safe 
C) The zone in which a nuclear device is not explosive 
D) The range of heavier, stable isotopes among the elements 
A) The exposure of radioactive material to which a person can be exposed safely 
B) The dosage in which a nuclear medicine is safe 
C) The zone in which a nuclear device is not explosive 
D) The range of heavier, stable isotopes among the elements

Question 9

Which radioactive elements did Marie Curie discover?

Accepted Answer

A) Radium and uranium 
B) Uranium and polonium 
C) Radium and polonium 
D) None of the above 
A) Radium and uranium 
B) Uranium and polonium 
C) Radium and polonium 
D) None of the above

Question 10

What isotope and element are used in most nuclear power plants?

Accepted Answer

A) U-238 
B) U-235 
C) Pu-242 
D) Pu-244 
A) U-238 
B) U-235 
C) Pu-242 
D) Pu-244

Question 11

What are control rods?

Accepted Answer

Neutron ab

Question 12

What will balance the following: ${ }_{91}^{232} \mathrm{~Pa}$ ? ${ }_{92}^{232} \mathrm{U}$ ?

Accepted Answer

A)  ${ }_{1}^{1} \mathrm{H}$ 
B)  ${ }_{2}^{4} \mathrm{He}$ 
C)  ${ }_{-1}^{0} \mathrm{e}$ 
D)  ${ }_{1}^{0} \mathrm{e}$ 
A)  ${ }_{1}^{1} \mathrm{H}$ 
B)  ${ }_{2}^{4} \mathrm{He}$ 
C)  ${ }_{-1}^{0} \mathrm{e}$ 
D)  ${ }_{1}^{0} \mathrm{e}$

Question 13

How does one balance the following: ${ }_{95}^{243} \mathrm{Am}$ ? ${ }_{93}^{239} \mathrm{~Np}$ ?

Accepted Answer

A)  ${ }_{4}^{2} \mathrm{He}$ 
B)  ${ }_{2}^{4} \mathrm{He}$ 
C)  ${ }_{2}^{4} \mathrm{H}$ 
D)  ${ }_{4}^{2} \mathrm{H}$ 
A)  ${ }_{4}^{2} \mathrm{He}$ 
B)  ${ }_{2}^{4} \mathrm{He}$ 
C)  ${ }_{2}^{4} \mathrm{H}$ 
D)  ${ }_{4}^{2} \mathrm{H}$

Question 14

In the large release of radioactive material in Goiania, Brazil, what substance discarded from a hospital was accidentally spread throughout parts of the city?

Accepted Answer

A) Americium-241 
B) Radon-222 
C) Cobalt-60 
D) Cesium-137 
A) Americium-241 
B) Radon-222 
C) Cobalt-60 
D) Cesium-137

Question 15

What are the three main forms of radioactivity emissions?

Accepted Answer

Alpha part

Question 16

What waste from nuclear power plants presents a continued disposal and storage problem?

Accepted Answer

A) Contaminated water 
B) Old neutron-absorbing materials 
C) Spent fuel rods 
D) Depleted uranium 
A) Contaminated water 
B) Old neutron-absorbing materials 
C) Spent fuel rods 
D) Depleted uranium

Question 17

Medical X-rays account for roughly what percentage of background radiation?

Accepted Answer

A) 3% 
B) 4% 
C) 8% 
D) 11% 
A) 3% 
B) 4% 
C) 8% 
D) 11%

Question 18

Where is terrestrial radiation found?

Accepted Answer

A) Cosmic winds interacting with the atmosphere 
B) Naturally occurring elements in the earth's crust 
C) Radioactive isotopes in meteorites 
D) Ocean water 
A) Cosmic winds interacting with the atmosphere 
B) Naturally occurring elements in the earth's crust 
C) Radioactive isotopes in meteorites 
D) Ocean water

Question 19

What is the half-life of cesium-137?

Accepted Answer

A) 6 years 
B) 30 years 
C) 50 years 
D) Approximately 1,000 years 
A) 6 years 
B) 30 years 
C) 50 years 
D) Approximately 1,000 years

Question 20

Above what atomic number are all elements, in all their isotopic forms, created artificially?

Accepted Answer

A) 92 
B) 94 
C) 103 
D) 110 
A) 92 
B) 94 
C) 103 
D) 110

For what is the heat of a nuclear reactor core used?

${ }_{993}^{243} \mathrm{Es}$ decays through what emission?

How does radiation help destroy a tumor?

What are the three isotopes of hydrogen?

What isotope of plutonium is used in a nuclear reactor?

How small is the nucleus of a hydrogen atom when compared to the volume of the entire atom?

What is alpha decay?

To what does the belt of stability refer?

Which radioactive elements did Marie Curie discover?

What isotope and element are used in most nuclear power plants?

What are control rods?

What will balance the following: ${ }_{91}^{232} \mathrm{~Pa}$ ? ${ }_{92}^{232} \mathrm{U}$ ?

How does one balance the following: ${ }_{95}^{243} \mathrm{Am}$ ? ${ }_{93}^{239} \mathrm{~Np}$ ?

In the large release of radioactive material in Goiania, Brazil, what substance discarded from a hospital was accidentally spread throughout parts of the city?

What are the three main forms of radioactivity emissions?

What waste from nuclear power plants presents a continued disposal and storage problem?

Medical X-rays account for roughly what percentage of background radiation?

Where is terrestrial radiation found?

What is the half-life of cesium-137?

Above what atomic number are all elements, in all their isotopic forms, created artificially?

Understanding Our World With Chemistry

Matter: Properties, Changes and Measurements

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Chemistry of Explosions

Applications of Chemical Kinetics

Chemical Equilibrium

Introduction to Biochemistry

Filters

Exam 12: Nuclear Chemistry: Energy, Medicine, Weapons, and Terrorism

For what is the heat of a nuclear reactor core used?

993243Es{ }_{993}^{243} \mathrm{Es}993243​Es decays through what emission?

How does radiation help destroy a tumor?

What are the three isotopes of hydrogen?

What isotope of plutonium is used in a nuclear reactor?

How small is the nucleus of a hydrogen atom when compared to the volume of the entire atom?

What is alpha decay?

To what does the belt of stability refer?

Which radioactive elements did Marie Curie discover?

What isotope and element are used in most nuclear power plants?

What are control rods?

What will balance the following: 91232 Pa{ }_{91}^{232} \mathrm{~Pa}91232​ Pa ? 92232U{ }_{92}^{232} \mathrm{U}92232​U ?

How does one balance the following: 95243Am{ }_{95}^{243} \mathrm{Am}95243​Am ? 93239 Np{ }_{93}^{239} \mathrm{~Np}93239​ Np ?

In the large release of radioactive material in Goiania, Brazil, what substance discarded from a hospital was accidentally spread throughout parts of the city?

What are the three main forms of radioactivity emissions?

What waste from nuclear power plants presents a continued disposal and storage problem?

Medical X-rays account for roughly what percentage of background radiation?

Where is terrestrial radiation found?

What is the half-life of cesium-137?

Above what atomic number are all elements, in all their isotopic forms, created artificially?

Understanding Our World With Chemistry

Matter: Properties, Changes and Measurements

Understanding Atoms

Bonding and Reactions

Chemistry of Bonding: Structure and Function of Drug Molecules

Aqueous Solutions: Part I

Aqueous Solutions: Part II

Organic Chemistry and Polymers

Chemistry of Fire and Heat

Chemistry of Explosions

Applications of Chemical Kinetics

Chemical Equilibrium

Introduction to Biochemistry

Filters

${ }_{993}^{243} \mathrm{Es}$ decays through what emission?

What will balance the following: ${ }_{91}^{232} \mathrm{~Pa}$ ? ${ }_{92}^{232} \mathrm{U}$ ?

How does one balance the following: ${ }_{95}^{243} \mathrm{Am}$ ? ${ }_{93}^{239} \mathrm{~Np}$ ?