Atomic Number = - Number of Protons , Electrons Shells = - Maximum 2, 8, 8, Groups on Periodic Table = - Number of electrons in the outer shell of an atom, Periods on Periodic Table = - Number of electron shells in an atom, Atomic Mass = - Number of Protons and Neutrons,

Bestenliste

Visueller Stil

Einstellungen

Vorlage ändern

Soll die automatisch gespeicherte Aktivität wiederhergestellt werden?