# atomic number 29
## Noun (N)
### Sense: a ductile malleable reddish-brown corrosion-resistant diamagnetic metallic element; occurs in various minerals but is the only metal that occurs abundantly in large masses; used as an electrical and thermal conductor
- คอปเปอร์
- ทองแดง
- ธาตุทองแดง
- เลขอะตอม 29