Question
When two deuterium nuclei fuse together to form a tritium nucleus, we get a:

Answer

  1. Proton
Explanation:
Here the nuclear reaction: $2^2_1$H(deutron)→$_1^3​$H(tritium)
For balancing the reaction: $2^2_1$​H→$_1^3​$H+$_1^1$​H(proton)
Thus, we will get a proton in this reaction.

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