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Which of these is a fusion reaction |
${ }_3^1 H+{ }_2^1 H={ }_4^2 H e+{ }_1^0 n$ ${ }_{92}^{238} \mathrm{U} \rightarrow{ }_{82}^{206} \mathrm{Pb}+8\left({ }_2^4 \mathrm{He}\right)+6\left({ }_{-1}^0 \beta\right)$ ${ }_7^{12} C \rightarrow{ }_6^{12} C+\beta^{+}+\gamma$ None of these |
${ }_3^1 H+{ }_2^1 H={ }_4^2 H e+{ }_1^0 n$ |
In fusion reaction, two lighter nuclei combines. |
