The Only Invalid Electron State and Shell Designation Among the Following

question 23

Multiple Choice

The only invalid electron state and shell designation among the following is

• A) \(3 d , \mathrm { M } ( n = 3 )\) shell.
• B) \(3 s , \mathrm { M } ( n = 3 )\) shell.
• C) \(2 d , \mathrm {~L} ( n = 2 )\) shell.
• D) \(1 s , \mathrm {~K} ( n = 1 )\) shell.
• E) \(2 s , L ( n = 2 )\) shell.

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