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Lorentz JÄNTSCHI
&&
Mihaela Ligia UNGUREŞAN
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Please select correct elements, atomic numbers and/or atomic masses:
1)
10
5
B +
1
0
n ->
144
220
7
216
14
208
234
90
234
56
86
3
84
7
81
90
39
91
Ba
Rn
Li
Po
N
Tl
Th
Y
Pa
+
4
2
He + 28MeV
2)
235
236
238
92
U +
1
0
n ->
236
92
U -> 3(
1
0
n) +
144
220
7
216
14
208
234
90
234
56
86
3
84
7
81
90
39
91
Ba
Rn
Li
Po
N
Tl
Th
Y
Pa
+
89
36
Kr + 177MeV
3)
224
88
Ra ->
220
86
Rn +
4
1
0
2
0
-1
He
n
e
γ
4)
220
86
Rn ->
4
1
0
2
0
-1
He
n
e
γ
+
216
84
Po
5)
144
220
7
216
14
208
234
7
234
56
86
3
84
7
81
90
6
91
Ba
Rn
Li
Po
N
Tl
Th
C
Pa
->
14
7
N +
0
-1
e
6)
14
6
C ->
4
1
0
2
0
-1
He
n
e
γ
+
14
7
N
7)
212
83
Bi ->
0
-1
e +
220
216
208
212
86
84
81
Rn
Po
Tl
8)
235
236
238
92
U ->
234
90
Th +
4
2
He +
0
0
γ
9)
90
38
Sr ->
90
39
Y +
4
1
0
2
0
-1
He
n
e
γ
+
0
0
γ
10)
220
216
208
234
86
84
81
90
91
Rn
Po
Tl
Th
Pa
->
234
91
Pa +
0
0
γ
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