rubidium   (TTS Sound)

The rubidium has 1 Senses.

• atomic number 37, rubidium, rb
• ルビジウム, rb
• a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite
• アルカリ金属に属する、柔らかい銀色の金属元素