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20 Cards in this Set
- Front
- Back
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What is the density of the following material:
35.0 grams that occupies 25.0 cm^3? |
1.40 g/cm^3
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How many significant digits are in 28.0?
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Three
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Pauli's Exclusion Principle
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no two electrons can have the same set of quantum numbers
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Relative tendency of an atom to attract electrons to itself when bonded with another atom
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electronegativity
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Which of the following is a physical change?
a battery charging alcohol evaporating digesting food an explosion |
alcohol evaporating
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Which of the following is NOT a chemical property?
reacts with water dissolves in gasoline is flammable is corrosive |
dissolves in gasoline
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Heisenberg Uncertainty Principle
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It is impossible to know both the position and speed of an electron with absolute certainty
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How many neutrons are in the isotope Sulfur-34? The atomic number of sulfur is 16.
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eighteen
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Would an element with two outer electrons be a metal or a non-metal?
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metal
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Which group of elements has eight outer electrons?
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Noble Gases
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Which group of elements on the periodic table tend to have multiple oxidation numbers?
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Transition Metals
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What type of reaction is represented by the following general form?
A + BX ---> AX + B |
Single Replacement
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What is the percentage of sodium in sodium sulfate?
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32.4% Na
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Avogadro's Number
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6.02 x 10^23
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_____ have a definite volume and take the shape of their container.
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liquids
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Absolute Zero
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-273°C
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What is the name of a compound with the following percentages:
Fe - 70% O - 30% |
Iron(III) oxide
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Common Oxidation Numbers for Iron
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+2, +3
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Group I Periodic Chart
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Alkaline Metals
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What is the correct symbol for calcium?
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Ca
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