"Promethium" ke revisions ke biich ke antar

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Created page with "{| align="right" class="wikitable" |- ! colspan="2" | Atomic Structure |- | Symbol | Nd |- | Atomic Number | 60 |- | Atomic Mass | 144.24 g/mol |- ! colspan="2" | Periodic Table ..."
(Created page with "{| align="right" class="wikitable" |- ! colspan="2" | Atomic Structure |- | Symbol | Nd |- | Atomic Number | 60 |- | Atomic Mass | 144.24 g/mol |- ! colspan="2" | Periodic Table ...")
(ek rakam)
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