Activity Index
Nuclear Decay
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Alpha decay is generally represented by the symbol _________ on the
product
side of the equation.
?
4
2
He
?
0
-1
He
?
0
-1
e
?
0
0
g
Beta decay is generally represented by the symbol _________ on the
product
side of the equation.
?
4
2
He
?
0
-1
He
?
0
-1
e
?
0
0
g
Gamma decay is generally represented by the symbol _________ on the
product
side of the equation.
?
4
2
He
?
0
-1
He
?
0
-1
e
?
0
0
g
Identify the missing particle in the following nuclear reaction:
239
93
Np →
239
94
Pu + _____
?
1
0
n
?
0
1
e
?
0
-1
e
?
1
1
H
What type of decay is taking place in the nuclear reaction shown below?
239
93
Np →
239
94
Pu +
0
-1
e
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
239
93
Np →
239
94
Pu +
0
-1
e
?
a proton has been converted to an electron
?
a proton has been converted to a neutron
?
a neutron has been converted to an electron
?
a neutron has been converted to a proton
Identify the missing particle in the following nuclear reaction:
1
0
n +
235
92
U → 2
1
0
n + _____ +
137
52
Te +
0
0
g
?
4
2
He
?
97
38
Sr
?
96
40
Zr
?
97
40
Zr
What type of decay is evident in the nuclear reaction shown below?
1
0
n +
235
92
U → 2
1
0
n +
97
40
Zr +
137
52
Te +
0
0
g
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
1
0
n +
235
92
U → 2
1
0
n +
97
40
Zr +
137
52
Te +
0
0
g
?
uranium is undergoing nuclear fission
?
uranium is converted to neutrons and energy
?
uranium has been converted to zirconium
?
zirconium has been converted to neutrons
Identify the missing particle in the following nuclear reaction:
239
92
U +
4
2
He → _____ +
1
0
n
?
242
94
Pu
?
243
94
Pu
?
243
92
U
?
241
92
U
What type of decay is evident in the nuclear reaction shown below?
239
92
U +
4
2
He →
242
94
Pu +
1
0
n
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
239
92
U +
4
2
He →
242
94
Pu +
1
0
n
?
uranium is being converted to plutonium
?
helium is being converted to neutrons
?
helium is being converted to plutonium
?
nuclear fission is taking place
Identify the missing particle in the following nuclear reaction:
27
13
Al + _____ →
24
11
Na +
4
2
He
?
1
0
n
?
1
0
H
?
0
-1
e
?
28
13
Al
What type of decay is evident in the nuclear reaction shown below?
27
13
Al +
1
0
n →
24
11
Na +
4
2
He
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
27
13
Al +
1
0
n →
24
11
Na +
4
2
He
?
aluminum decays into sodium
?
a neutron becomes an alpha particle
?
aluminum decays into a neutron
?
aluminum produces a beta particle
Identify the missing particle in the following nuclear reaction:
9
4
Be +
1
1
H → _____ +
4
2
He
?
6
3
Li
?
14
7
N
?
5
2
He
?
4
1
H
What type of decay is evident in the nuclear reaction shown below?
9
4
Be +
1
1
H →
6
3
Li +
4
2
He
alpha
beta
gamma
none of these
Check
Identify the missing particle in the following nuclear reaction:
_____ →
4
2
He +
208
81
Tl +
0
0
g
?
212
83
Bi
?
204
79
Au
?
204
83
Bi
?
212
79
Au
What type of decay is evident in the nuclear reaction shown below?
212
83
Bi →
4
2
He +
208
81
Tl +
0
0
g
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
212
83
Bi →
4
2
He +
208
81
Tl +
0
0
g
?
bismuth is converted to thallium
?
bismuth is converted to thulium
?
bismuth is converted to helium
?
helium produces thallium
Identify the missing particle in the following nuclear reaction:
14
6
C →
0
-1
e + _____
?
14
7
N
?
14
5
B
?
14
6
C
?
15
7
N
What type of decay is evident in the nuclear reaction shown below?
14
6
C →
0
-1
e +
14
7
N
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
14
6
C →
0
-1
e +
14
7
N
?
carbon-14 decays to become nitrogen-14
?
one isotope of carbon becomes another isotope of carbon
?
carbon turns into an electron
?
nitrogen decays to form an electron
Identify the missing
coefficient
in the following nuclear reaction:
235
92
U +
1
0
n → ____
1
0
n +
139
53
I +
95
39
Y +
0
0
g
?
1
?
2
?
3
?
4
What type of decay is evident in the nuclear reaction shown below?
235
92
U +
1
0
n → 2
1
0
n +
139
53
I +
95
39
Y +
0
0
g
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
235
92
U +
1
0
n → 2
1
0
n +
139
53
I +
95
39
Y +
0
0
g
?
uranium-235 is undergoing nuclear fission
?
uranium-235 is being converted to neutrons
?
neutrons are being converted to iodine and yttrium
?
one neutron equals two neutrons
Identify the missing particle in the following nuclear reaction:
6
3
Li +
1
0
n →
0
-1
e +
4
2
He + _____
?
3
2
He
?
2
1
H
?
11
4
Be
?
11
5
B
What type of decay is evident in the nuclear reaction shown below?
6
3
Li +
1
0
n →
0
-1
e +
4
2
He + _____
alpha
beta
gamma
none of these
Check
Identify the missing particle in the following nuclear reaction:
42
19
K →
0
-1
e + _____
?
42
20
Ca
?
42
18
Ar
?
41
19
K
?
41
20
Ca
What type of decay is evident in the nuclear reaction shown below?
42
19
K →
0
-1
e +
42
20
Ca
alpha
beta
gamma
none of these
Check
Which of the following statements best describes the changes occuring in the reaction below?
42
19
K →
0
-1
e +
42
20
Ca
?
when a proton is converted to a neutron, an atom of potassium-42 becomes an atom of calcium-42
?
when a neuton is converted to a proton, an atom of potassium-42 becomes an atom of calcium-42
Identify the missing particle in the following nuclear reaction:
226
88
Ra →
4
2
He + _____
?
222
86
Rn
?
230
90
Th
?
222
90
Th
?
230
86
Rn
What type of decay is evident in the nuclear reaction shown below?
226
88
Ra →
4
2
He +
222
86
Rn
alpha
beta
gamma
none of these
Check
Identify the missing particle in the following nuclear reaction:
99
43
Tc → _____ +
0
-1
e
?
99
44
Ru
?
99
43
Tc
?
99
42
Mo
?
99
43
Es
What type of decay is evident in the nuclear reaction shown below?
99
43
Tc →
99
44
Ru +
0
-1
e
alpha
beta
gamma
none of these
Check
OK
Activity Index