Question

multiple choice 1 point
when an electron releases energy it falls back down into its original principal energy level. this is called the ______ state.
principal energy level
spectroscope
ground
excited
photon
multiple choice 1 point
the release of energy by an electron returning to the ground state produces a ______ of light which produces a distinct color.
principal energy level
spectroscope
ground
excited
photon
multiple choice 1 point
each element produces its own unique pattern of colors. these can be detected by an instrument called a ______.
principal energy level
spectroscope
ground
excited
photon

Explanation:

• When an electron releases energy and falls back to its original principal energy level, it is in the ground state.
• When an electron returns to the ground - state and releases energy, it produces a photon of light which has a distinct color.
• Each element has a unique pattern of colors which can be detected by a spectroscope.

Answer:

1. C. Ground
2. E. Photon
3. B. Spectroscope