atomic number 25   (TTS Sound)

The atomic_number_25 has 1 Senses.

• manganese, atomic number 25, mn
• マンガン
• a hard brittle grey polyvalent metallic element that resembles iron but is not magnetic; used in making steel; occurs in many minerals
• 鉄に似ているが磁石でない堅くもろい灰色で多価の金属元素