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Match the following elements with the correct number of valence electrons for the neutral atom.

Classify the following reaction equation.  Choose all categories that apply. 2 Ca(s)  +  O2(g)  –>  2 CaO(s)

Calculate the energy of a photon with a wavelength of [x] nm.  Report your answer in J.

Match the following quantities to the number of significant digits.

_________________ energy is the energy of position, arrangement, or state, with the capability of being released in the future but stored or inactive at present, while _________________ energy is the energy of motion, including the random motion of particles known as heat.

Which of the following orbital sublevels are possible?  Choose all that apply.

Which processes describe a system releasing energy/becoming more stable?

Match each substance with the term that best describes it:

________________________ states that an atom is stabilized by having its highest occupied (valence) energy level filled.

Density is defined as the ________________ of a substance found in a given _____________.