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Quote: in helium the electrons can have opposite spins; in lithium, one electron must be at a lower energy level with different chemical properties

topics > all references > references e-f > QuoteRef: feynRP_1965 , p. 4-13



Topic:
quantum mechanics

Quotation Skeleton

In the case of a helium atom, however, … if their spins are the same. Two electrons … For lithium [with three protons], however, the situation becomes quite … The third electron can't go near the place … kind of state farther away from the nucleus … (We are speaking only in a rather rough … one is which, our picture [of electron shells] is only … properties. Because the third electron in lithium is …   Google-1   Google-2

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Additional Titles

Quote: the three electrons in lithium are identical; so the picture of electron shells is only an approximate one

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Topic: quantum mechanics (100 items)

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