proton, positively charged particle, neutron, particle with no charge, electron, negatively charged particle, atom, smallest part of matter, energy level, holds certain amounts of electrons, Nucleus, Always positive, Nucleus, Where all the mass is found, Proton, Is big, Electron, Is very small, Neutron, Is big

Atomic Structure

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？