2012 Shanghai Question 3 Free-response Differentiating 2012_上海 Paper 3.与原子核内部变化有关的现象是(A)电离现象 (B)光电效应现象(C)天然放射现象 (D)α 粒子散射现象 Answer keyC ☆ SaveCan't do it, show the explanation查看原卷 →