atomic number 70   (TTS Sound)

The atomic_number_70 has 1 Senses.

• ytterbium, yb, atomic number 70
• イッテルビウム
• a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime
• 銀色で柔らかい金属元素