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35 Cards in this Set
- Front
- Back
Electronegativity |
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radius |
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Dalton |
Experiment- mixed gases into different proportions & produced new product Discovery- idea of atom, elements are made of atoms |
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Thomson |
Experiment- cathode ray (negative laser beam) projected between - & + plates Discovery- electron in positive space, overall atom is neutral
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Rutherford |
Experiment- Helium with out electrons, alpha partical projected at gold foil Discovery- atoms mostly empty space & nucleus is positive, most of mass in nucleus
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Bohr |
Experiment- glass tubes connected to power lights unique colors with different elements Discovery- electrons belong to specific energy levels
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protons=_______ |
electrons |
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how to find neutrons |
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how to find atomic mass |
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how to find # of protons |
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mass, density, volume formula |
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wavelength |
distance between 2 adjacent crests of a wave |
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frequency |
# of wave cycles that pass through a given point per unit of time |
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short wavelengths=_________ |
high frequency |
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low frequency=_____________ |
long wavelength |
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electron configuration |
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Electron configuration: S= P= D= F= |
S=2 P=6 D=10 F=14 |
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moles to atoms, mass or volume |
multiply |
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atoms, mass or volume to moles |
divide |
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light (3.0x10^8 m/s) divided by frequency= |
lambda (your answer) |
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light (3.0x10^8 m/s) divided by lambda= |
frequency (your answer) |
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energy= |
h(6.63x10^-34 j*s) x f |
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what do you do when dividing atoms in dimensional analysis? |
atoms becomes moles and you subtract the scientific notations Ex: 10^27 10^23 |
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heterogeneous |
can see particles/ differences |
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homogeneous |
can't see particles/ differences |
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dimensional analysis mult. & divid. rule |
if both on top x both on bottom / |
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extensive |
size matters |
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intensive |
size doesn't matter |
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ionic bonds |
between a nonmetal and a metal |
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covalent bonds |
nonmetal and another nonmetal |
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naming acids |
if polyatomic acid ended with -ate change to -ic if ended with -ite change to -ous |
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trigonal planer |
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tetrahedral |
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trigonal pyramedal |
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bent |
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