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The chemical ______ for sodium is Na.
A compound can be represented by a _______.
A _____ is a shiny element that conducts electricity.
_____ compounds form between metals and non metals.
________ compounds form between non metals.
A ______ molecule has covalent bonds and a low boiling point.
A ________ is a group of atoms joined together.
Ionic and metallic structures are _____.
The ions in sodium chloride are held together in a giant _______.
Boiling point is an example of a ________ property.
Cyanide is a very dangerous ________.