Question 1

The following reaction represents what nuclear process? 
$\begin{array} { r } 
137 \
55
\end{array}$ Cs + $\begin{array} { c } 
0 \
- 1
\end{array}$ e ? $\begin{array} { r } 
137 \
54
\end{array}$ Xe

Accepted Answer

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

Question 2

The following reaction represents what nuclear process? 
241
95 Am ? 4
2 He + $\begin{array} { c } 
327 \
93
\end{array}$ 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 3

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 4

Determine the identity of the daughter nuclide from the alpha decay of ${ } _ { 90 } ^ { 228 } $ Th.

Accepted Answer

A)  $\begin{array} { c } 
232 \
92
\end{array}$ U 
B)  ${ } _ { 91 } ^ { 229 } $ Pa 
C)  ${ } _ { 88 } ^ { 224 } $ Ra 
D)  $\begin{array} { c } 
227 \
89
\end{array}$ Ac 
E)  ${ } _ { 90 } ^ { 229} $ Th 
A)  $\begin{array} { c } 
232 \
92
\end{array}$ U 
B)  ${ } _ { 91 } ^ { 229 } $ Pa 
C)  ${ } _ { 88 } ^ { 224 } $ Ra 
D)  $\begin{array} { c } 
227 \
89
\end{array}$ Ac 
E)  ${ } _ { 90 } ^ { 229} $ Th

Question 5

Which of the following nuclides are most likely to decay via beta decay?

Accepted Answer

A) I-131 
B) Ar-40 
C) F-18 
D) Zr-90 
E) Pb-206 
A) I-131 
B) Ar-40 
C) F-18 
D) Zr-90 
E) Pb-206

Question 6

Determine the identity of the daughter nuclide from the electron capture by $ { }_{91}^{230} \mathrm{Pa} $

Accepted Answer

A)  229
90 Th 
B)  234
93 Np 
C)  226
89 Ac 
D)  230
92 U 
E)  230
90 Th 
A)  229
90 Th 
B)  234
93 Np 
C)  226
89 Ac 
D)  230
92 U 
E)  230
90 Th

Question 7

Which particle has the lowest penetrating power?

Accepted Answer

A) alpha particle 
B) beta particle 
C) gamma rays 
D) positron emission 
E) electron capture 
A) alpha particle 
B) beta particle 
C) gamma rays 
D) positron emission 
E) electron capture

Question 8

Explain the concept of "magic numbers."

Accepted Answer

They are even number

Question 9

Write the nuclear equation for the alpha decay of ${ } _ { 90 } ^ { 232 } $ Th.

Accepted Answer

A)  ${ } _ { 2 } ^ { 4 } \mathrm { He } + { } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { 92 } ^ { 236 } \mathrm { U }$ 
B)  ${ } _ { 0 } ^ { 1 } \mathrm { n } + { } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { 90 } ^ { 233 } \mathrm { Th }$ 
C)  ${ } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { + 1 } ^ { 0 } \mathrm { e } + { } _ { 89 } ^ { 232 } \mathrm { Ac }$ 
D)  ${ } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { 2 } ^ { 4 } \mathrm { He } + { } _ { 88 } ^ { 228 } \mathrm { Ra }$ 
E)  ${ } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { - 1 } ^ { 0 } \mathrm { e } + { } _ { 91 } ^ { 232 } \mathrm {~Pa}$ 
A)  ${ } _ { 2 } ^ { 4 } \mathrm { He } + { } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { 92 } ^ { 236 } \mathrm { U }$ 
B)  ${ } _ { 0 } ^ { 1 } \mathrm { n } + { } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { 90 } ^ { 233 } \mathrm { Th }$ 
C)  ${ } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { + 1 } ^ { 0 } \mathrm { e } + { } _ { 89 } ^ { 232 } \mathrm { Ac }$ 
D)  ${ } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { 2 } ^ { 4 } \mathrm { He } + { } _ { 88 } ^ { 228 } \mathrm { Ra }$ 
E)  ${ } _ { 90 } ^ { 232 } \mathrm { Th } \rightarrow { } _ { - 1 } ^ { 0 } \mathrm { e } + { } _ { 91 } ^ { 232 } \mathrm {~Pa}$

Question 10

Write a nuclear equation to describe the neutron-induced fission of U-235 to form Xe-134 and Sr-100.Determine how many neutrons are produced in the reaction.

Accepted Answer

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

Question 11

Determine the identity of the daughter nuclide from the alpha decay of 216
84 Po.

Accepted Answer

A)  218
84 Po 
B)  218
80 Hg 
C)  $\begin{array} { r } 
217 \
85
\end{array}$ At 
D)  ${ } _ {82 } ^ { 212 } $ Pb 
E)  $\begin{array} { c } 
220 \
86
\end{array}$ Rn 
A)  218
84 Po 
B)  218
80 Hg 
C)  $\begin{array} { r } 
217 \
85
\end{array}$ At 
D)  ${ } _ {82 } ^ { 212 } $ Pb 
E)  $\begin{array} { c } 
220 \
86
\end{array}$ Rn

Question 12

The following reaction represents what nuclear process? 
$\begin{array} { c } 
235 \
92
\end{array}$ U + $\begin{array} { l } 
1 \
0
\end{array}$ n ? $\begin{array} { c } 
139 \
56
\end{array}$ Ba + 94
36 Kr + 3 $\begin{array} { l } 
1 \
0
\end{array}$ n

Accepted Answer

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

Question 13

Determine the identity of the daughter nuclide from the beta decay of 89
38 Sr.

Accepted Answer

A)  90
38 Sr 
B)  90
39 Y 
C)  89
39 Y 
D)  $\begin{array} { l } 
85 \
36
\end{array}$ Kr 
E)  87
34 Se 
A)  90
38 Sr 
B)  90
39 Y 
C)  89
39 Y 
D)  $\begin{array} { l } 
85 \
36
\end{array}$ Kr 
E)  87
34 Se

Question 14

Write a nuclear equation for the alpha decay of ${ } _ { 94 } ^ { 236 } $ Pu.

Accepted Answer

A)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { - 1 } ^ { 0 } \mathrm { e } + { } _ { 95 } ^ { 232 } \mathrm { Am }$ 
B)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { 2 } ^ { 4 } \mathrm { He } + { } _ { 92 } ^ { 232 } \mathrm { U }$ 
C)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { + 1 } ^ { 0 } \mathrm { e } + { } _ { 93 } ^ { 236 } \mathrm {~Np}$ 
D)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { 0 } ^ { 1 } \mathrm { n } + { } _ { 94 } ^ { 235 } \mathrm { Pu }$ 
E)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { - 1 } ^ { 0 } \mathrm { e } + { } _ { 93 } ^ { 236 } \mathrm {~Np}$ 
A)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { - 1 } ^ { 0 } \mathrm { e } + { } _ { 95 } ^ { 232 } \mathrm { Am }$ 
B)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { 2 } ^ { 4 } \mathrm { He } + { } _ { 92 } ^ { 232 } \mathrm { U }$ 
C)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { + 1 } ^ { 0 } \mathrm { e } + { } _ { 93 } ^ { 236 } \mathrm {~Np}$ 
D)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { 0 } ^ { 1 } \mathrm { n } + { } _ { 94 } ^ { 235 } \mathrm { Pu }$ 
E)  ${ } _ { 94 } ^ { 236 } \mathrm { Pu } \rightarrow { } _ { - 1 } ^ { 0 } \mathrm { e } + { } _ { 93 } ^ { 236 } \mathrm {~Np}$

Question 15

The number of nucleons in a 60
27 Co nucleus is

Accepted Answer

A) 27 
B) 33 
C) 60 
D) 87 
A) 27 
B) 33 
C) 60 
D) 87

Question 16

The splitting of the uranium atom is called ________.

Accepted Answer

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

Question 17

Identify the missing particle in the following nuclear equation: 
$\begin{array}{l}
3 \
1
\end{array}$
 H + $\begin{array} { l } 
2 \
1
\end{array}$ H ? 4
2 He + ? + $\begin{array} { l } 
0 \
0
\end{array}$ g

Accepted Answer

A)  $\begin{array} { c } 
0 \
- 1
\end{array}$ e 
B)  $\begin{array} { l } 
1 \
0
\end{array}$ n 
C)  $\begin{array} { c } 
0 \
+ 1
\end{array}$ e 
D)  1
1 H 
E)  $\begin{array} { l } 
0 \
0
\end{array}$ g 
A)  $\begin{array} { c } 
0 \
- 1
\end{array}$ e 
B)  $\begin{array} { l } 
1 \
0
\end{array}$ n 
C)  $\begin{array} { c } 
0 \
+ 1
\end{array}$ e 
D)  1
1 H 
E)  $\begin{array} { l } 
0 \
0
\end{array}$ g

Question 18

In addition to a beta particle,what is the other product of beta decay of $ { }_{82}^{214} \mathrm{~Pb} $ ?

Accepted Answer

A)  200
80 Hg 
B)  214
81 Tl 
C)  214
83 Bi 
D)  218
84 Po 
A)  200
80 Hg 
B)  214
81 Tl 
C)  214
83 Bi 
D)  218
84 Po

Question 19

Determine the identity of the daughter nuclide from the beta decay of 14
6 C.

Accepted Answer

A)  ${ } _ {7 } ^ { 14} $ N 
B)  10
4 Be 
C)  $\begin{array} { c } 
15 \
7
\end{array}$ N 
D)  ${ } _ { 6 } ^ { 13 } $ C 
E)  ${ } _ { 5 } ^ {13 } $ B 
A)  ${ } _ {7 } ^ { 14} $ N 
B)  10
4 Be 
C)  $\begin{array} { c } 
15 \
7
\end{array}$ N 
D)  ${ } _ { 6 } ^ { 13 } $ C 
E)  ${ } _ { 5 } ^ {13 } $ B

Question 20

The half-life of cobalt-60 is 5.20 y.How many milligrams of a 6.000-mg sample remain after 10.5 years?

Accepted Answer

A) 5.75 mg 
B) 24.3 mg 
C) 0.0543 mg 
D) 0.123 mg 
E) 1.48 mg 
A) 5.75 mg 
B) 24.3 mg 
C) 0.0543 mg 
D) 0.123 mg 
E) 1.48 mg

Exam 19: Radioactivity and Nuclear Chemistry

The following reaction represents what nuclear process? 137 55 Cs + 0 -1 e ? 137 54 Xe

The following reaction represents what nuclear process? 241 95 Am ? 4 2 He + 327 93 Np

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.

Determine the identity of the daughter nuclide from the alpha decay of 90228{ } _ { 90 } ^ { 228 } 90228​ Th.

Which of the following nuclides are most likely to decay via beta decay?

Determine the identity of the daughter nuclide from the electron capture by 91230Pa { }_{91}^{230} \mathrm{Pa} 91230​Pa

Which particle has the lowest penetrating power?

Explain the concept of "magic numbers."

Write the nuclear equation for the alpha decay of 90232{ } _ { 90 } ^ { 232 } 90232​ Th.

Write a nuclear equation to describe the neutron-induced fission of U-235 to form Xe-134 and Sr-100.Determine how many neutrons are produced in the reaction.

Determine the identity of the daughter nuclide from the alpha decay of 216 84 Po.

The following reaction represents what nuclear process? 235 92 U + 1 0 n ? 139 56 Ba + 94 36 Kr + 3 1 0 n

Determine the identity of the daughter nuclide from the beta decay of 89 38 Sr.

Write a nuclear equation for the alpha decay of 94236{ } _ { 94 } ^ { 236 } 94236​ Pu.

The number of nucleons in a 60 27 Co nucleus is

The splitting of the uranium atom is called ________.

Identify the missing particle in the following nuclear equation: 3 1 H + 2 1 H ? 4 2 He + ? + 0 0 g

In addition to a beta particle,what is the other product of beta decay of 82214 Pb { }_{82}^{214} \mathrm{~Pb} 82214​ Pb ?

Determine the identity of the daughter nuclide from the beta decay of 14 6 C.

The half-life of cobalt-60 is 5.20 y.How many milligrams of a 6.000-mg sample remain after 10.5 years?

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules,compounds,and Nomenclature

Chemical Reactions and Stoichiometry

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, and Molecular Orbital Theory

Liquids, solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallurgy

Transition Metals and Coordination Compounds

Filters

Determine the identity of the daughter nuclide from the alpha decay of ${ } _ { 90 } ^ { 228 }$ Th.

Determine the identity of the daughter nuclide from the electron capture by ${ }_{91}^{230} \mathrm{Pa}$

Write the nuclear equation for the alpha decay of ${ } _ { 90 } ^ { 232 }$ Th.

Write a nuclear equation for the alpha decay of ${ } _ { 94 } ^ { 236 }$ Pu.

The number of nucleons in a 60 27 Conucleusis

In addition to a beta particle,what is the other product of beta decay of ${ }_{82}^{214} \mathrm{~Pb}$ ?