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Elements & compounds
Elements and compounds
| Definition | Word |
|---|---|
| each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number, i.e., the number of protons in the nuclei | Element |
| a thing that is composed of two or more separate elements; a mixture. | compound |
| a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. | Molecule |
| the basic unit of a chemical element. | Atom |
| a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity (e.g., iron, gold, silver, copper, and aluminum, and alloys such as brass and steel). | Metal |
| an element or substance that is not a metal. | Non-metal |
| (of a metal or other material) able to be hammered or pressed permanently out of shape without breaking or cracking. | Malleable |
Created by:
Liv Willis