Flame Tests

Postlab questions:

Your instructor may ask you to answer these in your lab notebook, or to answer directly on this page and turn it in$,$ or to include these answers in a formal lab report. Follow your instructor's directions.

Rank the following colors of visible light from highest to lowest energy, including their estimated energy $($show your calculations$)$:

$($Write their wavelength and from there calculate the energy for each color.$)$

Blue, Red, Green, Violet

How many electrons are in the outermost, valence, level of these atoms?

Ga

F

Ne

Sr

$3.$ What is the frequency in Hertz of a photon emitted after an electron transitions from $n=6$ to $n=3?($Hint: You first need to find the energy and then the frequency$)($show your calculations$)$