- atomic number 57 als zelfstandig naamwoord:
- 1
atomic number 57
zelfstandig naamwoord
1 atomic number 57
A white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth.
Nederlands: lanthanium, lanthaan
Pools: La, lantan
Vind elders meer over atomic number 57: etymologie - rijmwoorden - Wikipedia.
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