Chemistry: Science Terms Explained

Plain-language definitions of every chemistry term your child meets in school, each with kid-friendly explanations, worked examples, and common mistakes to watch for.

Metallic bond

A metallic bond is the attraction between positively charged metal ions and a "sea" of freely moving valence electrons that holds metal atoms together in a solid or liquid metal.

Molarity

Molarity is the concentration of a solution, defined as the number of moles of dissolved substance (solute) in 1 liter of solution.

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