atomic number 33   (TTS Sound)

The atomic_number_33 has 1 Senses.

• as, atomic number 33, arsenic
• ヒ素
• a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
• 3つの同素形を持つ猛毒の金属元素