Simple Knowledge base Browser

Simple Browser : Welcome guest : log in

[ Home | Graph | ] KB: Language:
Formal Language:

Sigma KEE - Atom

KB Term:

原子

这是一个极小的物质单位，它能在化学反应中保持自己的本性。它由一个 AtomicNucleus 和以个包围着 AtomicNucleus 的 Electron 所组成。

Relationships
Parents	元素物质	The Class of PureSubstances that cannot be separated into two or more Substances by ordinary chemical (or physical) means. This excludes nuclear reactions. ElementalSubstances are composed of only one kind of atom. Examples: Iron (Fe), copper (Cu), and oxygen (O_2). ElementalSubstances are the simplest PureSubstances.
Children	自由原子	Any Atom which is not part of a Molecule.