An excited electron with the lowest energy is the second circle away from the nucleus (green dot) labeled n = 2.
In Chemistry, an electron is considered to be in an excited state when it temporarily occupies an energy state that is greater than its ground state. Also, an electron becomes excited when it gains extra energy by:
Based on the diagram shown in the image attached below, an excited electron with the lowest energy is the second circle away from the nucleus (green dot) labeled n = 2.
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