An Atom of Element Number 33 (As) Is in Its

question 34

Multiple Choice

An atom of element number 33 (As) is in its ground electronic state. Which one of the following sets quantum numbers could not apply to any of its electrons?

• A) n = 2 l = 1 m_l = -1 m_s = +
• B) n = 3 l = 0 m_l = 0 m_s = -
• C) n = 3 l = 2 m_l = -2 m_s = -
• D) n = 4 l = 0 m_l = 0 m_s = -
• E) n = 4 l = 2 m_l = 1 m_s = +

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