No. 09 of 12 · Common Chemical Elements
Copper
Chemical element with atomic number 29 (Cu)
- Type
- chemical element · simple substance · chalcophile element · Source · 2026-10-20
- Chemical formula
- Cu · Source · 2026-10-20
- Physical state
- solid (density measurement; temperature: 20 degree Celsius [19–21]) · Source · 2026-10-20
- Density
- 8.94 gram per cubic centimetre [8.93–8.95] (temperature: 20 degree Celsius [19–21]; state of matter: solid) · Source · 2026-10-20
- Source
- https://commons.wikimedia.org/wiki/File:NatCopper.jpg
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