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A) as electrons jump from lower energy levels to higher levels.
B) as the atoms condense from a gas to a liquid.
C) as electrons jump from higher energy levels to lower levels.
D) as they are heated and the solid melts to form a liquid.

2007-03-28 15:56:13 · 2 answers · asked by emilyanngarza24 1 in Science & Mathematics Chemistry

2 answers

Its A, as an atom absorbs visible and ultraviolet light, energy is given to the electrons. The electrons are then excited and they jump to a higher energy level.

2007-03-28 16:01:54 · answer #1 · answered by chemnerd4ever 1 · 0 0

A.

Jumping up an energy level requires energy, which is provided by light of all kinds colliding with the atom. Likewise, when an electron drops an energy level, it emits a photon, the smallest unit of light.

2007-03-28 23:01:59 · answer #2 · answered by Terras 5 · 0 0

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