DictionaryForumContacts

   Italian
Google | Forvo | +
elementi del gruppo I
environ. element of group Any of the monovalent metals lithium, sodium, potassium, rubidium, caesium, and francium, belonging to group 1A of the periodic table. They are all very reactive and electropositive; alkaline (alcalini)
elementi del gruppo I alcalini
environ. element of group alkaline