Why Do Different Types of Atoms (Elements) Give Off or Absorb

question 31

Multiple Choice

Why do different types of atoms (elements) give off or absorb different spectral lines?

• A) all elements have the same lines, but they are Doppler shifted by different amounts
• B) in some elements, electrons can only move to odd numbered levels, in others only to even numbered ones
• C) in heavier elements, diffraction spreads out the lines that the atom produces, making the colors different
• D) because the spacing of the energy levels is different in different atoms
• E) because some atoms do not have a ground state, while others have three or four

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