A080915 Number of electrons in outermost electron shell (valence electrons) in chemical element number n.

1, 2, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 2, 1, 2, 2, 2, 2, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 1, 1, 2, 1, 1, 10, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2

Offset: 0

Author

Ralf Stephan, Feb 23 2003

Keywords

• nonn

Examples

			Example: element 46Pd has ten electrons in its N-shell, none in its O-shell.
		

Links

• C. Heilman, The Pictorial Periodic Table

Crossrefs

Cf. A080916.