Question 1

The three radioactive series that occur in nature end with what element?

Accepted Answer

A) Bi 
B) U 
C) Po 
D) Pb 
E) Hg 
A) Bi 
B) U 
C) Po 
D) Pb 
E) Hg

Question 2

The main scientific difficulty in achieving a controlled fusion process is the

Accepted Answer

A) enormous repulsion between nuclei being fused. 
B) enormous repulsion between the electrons of atoms being fused. 
C) very large number of positrons emitted. 
D) very large number of x-rays emitted. 
E) very large number of gamma rays emitted. 
A) enormous repulsion between nuclei being fused. 
B) enormous repulsion between the electrons of atoms being fused. 
C) very large number of positrons emitted. 
D) very large number of x-rays emitted. 
E) very large number of gamma rays emitted.

Question 3

What is the predominant isotope of uranium?

Accepted Answer

The answer of What is the predominant isotope of uranium?...

Question 4

If we start with 1.000 g of cobalt-60, 0.675 g will remain after 3.00 yr. This means that the half-life of cobalt-60 is __________ yr.

Accepted Answer

A) 3.08 
B) 4.44 
C) 2.03 
D) 5.30 
E) 7.65 
A) 3.08 
B) 4.44 
C) 2.03 
D) 5.30 
E) 7.65

Question 5

The carbon-14 dating method can be used to determine the age of a

Accepted Answer

A) flint arrowhead. 
B) papyrus scroll. 
C) stone axe head. 
D) clay pot. 
E) rock. 
A) flint arrowhead. 
B) papyrus scroll. 
C) stone axe head. 
D) clay pot. 
E) rock.

Question 6

In radioactive dating the ratio of carbon-12 to carbon-14 is related to the time of death of the animal or plant under investigation.

Accepted Answer

A) True 
 B)False

Question 7

The energy produced by the sun is the result of nuclear fusion.

Accepted Answer

A) True 
 B)False

Question 8

The missing product in this reaction would be found in which group of the periodic table?   Na →   e + _____

Accepted Answer

A) 1A 
B) 2A 
C) 3A 
D) 8A 
E) 7A 
A) 1A 
B) 2A 
C) 3A 
D) 8A 
E) 7A

Question 9

The missing product from this reaction is __________.   Al +   n →   Si + _____

Accepted Answer

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

Question 10

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the binding energy per nucleon (in J)of a   Co nucleus? (The mass of a cobalt-60 nucleus is 59.9338 amu.)

Accepted Answer

A) 1.37 × 10-12 
B) 3.04 × 10-12 
C) 2.49 × 10-12 
D) 9.43 × 10-13 
E) 7.01 × 10-14 
A) 1.37 × 10-12 
B) 3.04 × 10-12 
C) 2.49 × 10-12 
D) 9.43 × 10-13 
E) 7.01 × 10-14

Question 11

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the binding energy (in J)of a   Co nucleus? (The mass of a cobalt-60 nucleus is 59.9338 amu.)

Accepted Answer

A) 2.74 × 10-19 
B) 9.12 × 10-28 
C) 4.94 × 10-13 
D) 8.20 × 10-11 
E) 2.74 × 10-16 
A) 2.74 × 10-19 
B) 9.12 × 10-28 
C) 4.94 × 10-13 
D) 8.20 × 10-11 
E) 2.74 × 10-16

Question 12

High speed electrons emitted by an unstable nucleus are called __________.

Accepted Answer

The answer of High speed electrons emitted by an unstable...

Question 13

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the mass defect (in amu)of a   Ni nucleus? (The mass of a nickel-60 nucleus is 59.9308 amu.)

Accepted Answer

A) 0.5449 
B) 1.2374 
C) 0.5491 
D) 28.7930 
E) 1.3066 
A) 0.5449 
B) 1.2374 
C) 0.5491 
D) 28.7930 
E) 1.3066

Question 14

The initial element used to make cobalt-60 for cancer radiation therapy is __________.

Accepted Answer

The answer of The initial element used to make cobalt-60...

Question 15

In the nuclear transmutation represented by   O(p, α)   N, the emitted particle is __________.

Accepted Answer

A) a beta particle. 
B) an alpha particle. 
C) a proton. 
D) a positron. 
E) a neutron. 
A) a beta particle. 
B) an alpha particle. 
C) a proton. 
D) a positron. 
E) a neutron.

Question 16

Which of the following correctly represents the transmutation in which a curium-242 nucleus is bombarded with an alpha particle to produce a californium-245 nucleus?

Accepted Answer

A)    Cm(   He,   n)   Cf 
B)    Cm(   He,   p)   Cf 
C)    Cm(   He,   e)   Cf 
D)    Cm(   n,   He)   Cf 
E)    Cm(   He, 2   p)   Cf 
A)    Cm(   He,   n)   Cf 
B)    Cm(   He,   p)   Cf 
C)    Cm(   He,   e)   Cf 
D)    Cm(   n,   He)   Cf 
E)    Cm(   He, 2   p)   Cf

Question 17

Alpha decay produces a new nucleus whose __________ than those respectively of the original nucleus.

Accepted Answer

A) atomic number is 2 less and mass number is 2 less 
B) atomic number is 1 less and mass number is 2 less 
C) atomic number is 2 less and mass number is 4 less 
D) atomic number is 2 more and mass number is 4 more 
E) atomic number is 2 more and mass number is 2 less 
A) atomic number is 2 less and mass number is 2 less 
B) atomic number is 1 less and mass number is 2 less 
C) atomic number is 2 less and mass number is 4 less 
D) atomic number is 2 more and mass number is 4 more 
E) atomic number is 2 more and mass number is 2 less

Question 18

What isotope of what element is produced if krypton-81 undergoes beta decay?

Accepted Answer

The answer of What isotope of what element is produced...

Question 19

What is the atomic number of a neutron?

Accepted Answer

A) 3 
B) 1 
C) 2 
D) 0 
E) 4 
A) 3 
B) 1 
C) 2 
D) 0 
E) 4

Question 20

What is the mass number of a neutron?

Accepted Answer

A) 2 
B) 1 
C) 3 
D) 4 
E) 0 
A) 2 
B) 1 
C) 3 
D) 4 
E) 0

Exam 21: Nuclear Chemistry

The three radioactive series that occur in nature end with what element?

The main scientific difficulty in achieving a controlled fusion process is the

What is the predominant isotope of uranium?

If we start with 1.000 g of cobalt-60, 0.675 g will remain after 3.00 yr. This means that the half-life of cobalt-60 is __________ yr.

The carbon-14 dating method can be used to determine the age of a

In radioactive dating the ratio of carbon-12 to carbon-14 is related to the time of death of the animal or plant under investigation.

The energy produced by the sun is the result of nuclear fusion.

The missing product in this reaction would be found in which group of the periodic table? Na → e + _____

The missing product from this reaction is __________. Al + n → Si + _____

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the binding energy per nucleon (in J)of a Co nucleus? (The mass of a cobalt-60 nucleus is 59.9338 amu.)

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the binding energy (in J)of a Co nucleus? (The mass of a cobalt-60 nucleus is 59.9338 amu.)

High speed electrons emitted by an unstable nucleus are called __________.

The mass of a proton is 1.00728 amu and that of a neutron is 1.00867 amu. What is the mass defect (in amu)of a Ni nucleus? (The mass of a nickel-60 nucleus is 59.9308 amu.)

The initial element used to make cobalt-60 for cancer radiation therapy is __________.

In the nuclear transmutation represented by O(p, α) N, the emitted particle is __________.

Which of the following correctly represents the transmutation in which a curium-242 nucleus is bombarded with an alpha particle to produce a californium-245 nucleus?

Alpha decay produces a new nucleus whose __________ than those respectively of the original nucleus.

What isotope of what element is produced if krypton-81 undergoes beta decay?

What is the atomic number of a neutron?

What is the mass number of a neutron?

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Electronic Structure of Atoms

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Chemistry of the Nonmetals

Transition Metals and Coordination Chemistry

The Chemistry of Life: Organic and Biological Chemistry

Filters

The missing product from this reaction is ______. Al + n → Si + _