Definition

• n. the smallest part of a substance that has all its chemical properties
• n. a very small amount

Example

Water is made of two hydrogen atoms and one oxygen molecule.

水是由两个氢原子和一个氧分子组成的。

Word mapChemistry terms

elementL2atomL4

compoundL4moleculeparticleL4

ionL5

Word familymolecul-

adj.

molecularL6