Examlex
The DIFFERENCE operator subtracts one table from the other.
Magnesium
A lightweight, silvery-white metallic element (Mg) that is highly reactive, used in alloys, fireworks, and as a reducing agent in chemical reactions.
Nitrate
A polyatomic ion with a chemical formula of NO3-; commonly found in fertilizers and explosive materials.
Physical Properties
Physical properties are attributes of a substance that can be observed or measured without changing its chemical composition, such as density, boiling point, and melting point.
Ionic Compounds
Chemical compounds composed of ions held together by electrostatic forces termed ionic bonding; typically formed between metal and non-metal elements.
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