arzen
arzen
a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and in various alloys; found in arsenopyrite and orpiment and realgar [zelo strupen kovinski element, ki ima tri alotropske oblike; arsen in arzenovi spojine se uporabljajo kot herbicidi in insekticidi ter v različnih zlitinah; najdemo ga v arsenopiritu, orpimentu in realgarju]
Dostopnost
Dostopnost