Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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| 1. | What
is the formula for calculating how many electrons any given energy level (shell) can
hold?
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| 2. | Using
the formula, calculate how many electrons can the 5th energy level hold?
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| 3. | An
electron with a smaller orbit has a _______ velocity than an electron in a larger
orbit. a. | faster | c. | identical | b. | slower | d. | nominal | | | | |
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| 4. | Which
of the elements listed below does not emit red light in its spectral emission? a. | Boron | c. | Argon | b. | Fluorine | d. | Potassium | | | | |
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| 5. | Which
element emits the smallest amount of light? a. | Hydrogen | c. | Sulfur | b. | Beryllium | d. | Sodium | | | | |
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| 6. | What
is the color of the valance electron in a copper atom? a. | Blue | c. | Yellow | b. | Green | d. | Red | | | | |
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| 7. | How
much Copper could you buy with $100? a. | 25 oz. | c. | 166 oz. | b. | 130
oz. | d. | 224
oz. | | | | |
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| 8. | How
many valence electrons are in a Calcium atom?
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| 9. | What
year was Calcium discovered? a. | 1792 | c. | 1912 | b. | 1808 | d. | Unknown | | | | |
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| 10. | Ignoring gases, what element is the cheapest per ounce. a. | Copper | c. | Boron | b. | Sodium | d. | Silicon | | | | |
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| 11. | Which
is the most expensive per ounce? a. | Carbon (C13) | c. | Argon | b. | Germanium | d. | Lithium | | | | |
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| 12. | What
is the wavelength of microwaves? a. | 1cm | c. | .001cm | b. | 10cm | d. | .000001cm | | | | |
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| 13. | What
is the wavelength of x-rays? a. | 1 x 10-3m | c. | 1 x 10-9m | b. | 1 x
10-6m | d. | 1 x
10-12m | | | | |
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| 14. | What
happens when an electron jumps to a smaller orbit? a. | Energy is
released | c. | Slam
dunk | b. | Energy is
absorbed | d. | It gets
smaller | | | | |
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| 15. | WHat
happens when an electron jumps to a larger orbit? a. | Energy is released | c. | Slam dunk | b. | Energy is
absorbed | d. | It gets
bigger | | | | |
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