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42 Cards in this Set
- Front
- Back
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What is different about a molecular compound?
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Two non-ionic elements (right of the stairs) combine. They are all binary. The also have prefixes.
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Molecular Compound Prefixes
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Mono
Di Tri Tetra Penta Hex Hept oct Non Dec |
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Binary
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Has only single elements and only two of them.
Ex: KF |
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Binary Acid
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H + Non Metal
Written as hydro... ic acid Ex: HCl = Hydro chloric acid |
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Ternary Acids
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Includes one of more of the Common Ions. Not written with a hydro.
Ate- ic ite-us |
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JJ Thompson
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Cathode Ray
See charges of electrons by color (think of in class experiment) Proposed the plum pudding model |
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Ernest Rutherford
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Gold Foil Experiment
Discovered Nucleus |
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Chadwick
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Discovered the neutron
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Milikan
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Used the oil drop experiment to determine the charge of an electron (magnetized an oil drop between two electron powered magnets)
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A
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Mass Number
Found by adding the protons and the neutrons. |
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Z
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Atomic Number
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What is an isotope?
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An atom with the same atomic number as its partner atom, but a different mass #
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What two parts make up atomic mass?
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Proton+ and Neutron
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Which part of an atom does not make up atomic mass?
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Electrons-
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What is atomic mass?
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The decimal number of the periodic table. (On the bottom)
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On a periodic table, what is group I?
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Alkali Earth Metals
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On a periodic table, what is group II?
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Alkaline Earth Metals
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On a periodic table, what is group VII?
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Halogens
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On a periodic table, what is group VIII?
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Noble Gases
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What is a diatomic element?
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If not in a compound, can always be found next to a partner.
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What are the seven diatomic elements?
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Hydrogen
Nitrogen Oxygen Flourine Chlorine Bromine Iodine |
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How do you find the averages of charges?
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Multiply the various charges by which percent they are. When finished, add the numbers up to find an average.
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Bohr's Model
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Planetary Model of the atom in which electrons orbit the nucleus. The further away, the more energy an electron would have.
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What happens when an electron falls down a level?
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It releases the energy it emits in the form of light.
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Quantom Mechanical Model
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A theory stating the matter has wave properties.
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Heisenberg Uncertainty Principle
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You cannot know the velocity and location of an electron at the same time.
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What shape is the A orbital?
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spherical
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What shape is the P orbital?
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dumbell
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What is the maximum load of an S orbital?
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2
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What is the maximum load of a P orbital?
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6
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What is the maximum load of a D orbital?
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10
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What is the maximum load of an F orbital?
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14
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Pauli Exclusion
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If there is more than one electron in an orbital, they spin opposite dirrections.
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How many orbitals (boxes) can an A have?
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1
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How many orbitals (boxes) can a P have?
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3
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How many orbitals (boxes) can a D have?
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5
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How many orbitals (boxes) can a F have?
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7
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Are Cations bigger or small than the atom they come from?
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Smaller
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Are Anions bigger or small than the atom they come from?
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Bigger
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Who first obsereved Atoms?
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Democitus
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How do you find the Atomic Number?
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Look for the number of protons in an atom.
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Is Silver Au or Ag?
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Ag
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