FAQs About the word atomic number 21

atom numarası 21

a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite

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atomic number 20 => atom numarası 20, atomic number 2 => Atom numarası 2, atomic number 19 => atom numarası19, atomic number 18 => atom numarası 18, atomic number 17 => atom numarası 17,