完成下面的核反应方程:A.2713Al+21H⟶______+2512MgB.105B+_____⟶

完成下面的核反应方程:A.2713Al+21H⟶______+2512MgB.105B+_____⟶73Li+42HeC.94Be+42He⟶_____+1236CD.147N+42He⟶178O+____
【正确答案】:(A)42He,(B)10n,(C)10n,(D)11H