Definition of Atomic number 57

1. Noun. A white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth.

Exact synonyms: La, Lanthanum
Generic synonyms: Metal, Metallic Element

Lexicographical Neighbors of Atomic Number 57

atomic number 43
atomic number 44
atomic number 45
atomic number 46
atomic number 47
atomic number 48
atomic number 49
atomic number 5
atomic number 50
atomic number 51
atomic number 52
atomic number 53
atomic number 54
atomic number 55
atomic number 56
atomic number 57 (current term)
atomic number 58
atomic number 59
atomic number 6
atomic number 60
atomic number 61
atomic number 62
atomic number 63
atomic number 64
atomic number 65
atomic number 66
atomic number 67
atomic number 68
atomic number 69
atomic number 7

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