When an excited electron in an atom moves to the ground state, the electron
(1) absorbs energy...
When an excited electron in an atom moves to the ground state, the electron
(1) absorbs energy as it moves to a higher energy state
(2) absorbs energy as it moves to a lower energy state
(3) emits energy as it moves to a higher energy : state
(4) emits energy as it moves to a lower energy state
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