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1. How many electrons in the s orbitals of chlorine?
2 4 6 8 10

2. Which element has the electron configurations 1s22s22p63s23p64s13d4?
Mo Cr V P Te

3. Which of the following types of radiation has the shortest wavelength, greatest energy, and highest frequency?
Ultraviolet Infrared Visible Light Red Visible Light Blue None

4. How many electrons can be contained in all of the orbitals with n = 3?
2 10 32 18 6

5. Calculate the wavelength of light emitted when the following transition occurs in the hydrogen atom:
n = 3
n = 1

56 * 10-7 456.7 656.7 4.56 * 10-7 524

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