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The reaction ^2_1 D + ^3_1 T ^4_2 He + n occurs in certain fusion reactors
PHYSICS · Multi-part · CBSE · Physics · Nuclei · Nuclei
Problem
The reaction
1
2
D
+
1
3
T
→
2
4
H
e
+
n
^2_1\mathrm D + ^3_1\mathrm T \rightarrow ^4_2\mathrm{He} + n
1
2
D
+
1
3
T
→
2
4
He
+
n
occurs in certain fusion reactors. The atomic masses are
1
2
D
=
2.014102
u
^2_1\mathrm D = 2.014102\,\text{u}
1
2
D
=
2.014102
u
,
1
3
T
=
3.016049
u
^3_1\mathrm T = 3.016049\,\text{u}
1
3
T
=
3.016049
u
,
2
4
H
e
=
4.002603
u
^4_2\mathrm{He} = 4.002603\,\text{u}
2
4
He
=
4.002603
u
,
n
=
1.008665
u
n = 1.008665\,\text{u}
n
=
1.008665
u
. (a) Energy released (b) Fraction of initial mass converted
Related theory
Nuclear Fusion
Nuclear Reactions
Mass-Energy Equivalence
Mass defect and binding energy
Nuclear physics
Mass-energy relation
Nuclei
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