CH: SE CH 1-9
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| property that tells if a bond is ionic or covalent | electronegativity
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| absolute zero equals | 0 K or -273.15 C
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| states that position and momentum cannot be measured simultaneously | uncertainty principle
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| states that elements react to achieve a noble-gas electron configuration | octet rule
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| transfer of electrons | ionic bond
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| 2nd law of thermodynamics states that __?__ is always increasing in the universe | entropy
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| subatomic particle that has a negative charge | electron
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| Fluorine, Bromine, and Iodine are in the __?__ group | halogen
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| H2Se has 2 bonding pairs and 2 nonbonding pairs of electrons around the central atom, what type of geometry do H2Se have | angular
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| Molten steel at its melting point is poured into a mold and solidified. Heat of __?__ has occured | fusion
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| states that light is electromagnetic waves traveling in packets of energy | quantum theory of light
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| weakest intermolecular force that exists between all molecules, both polar and nonpolar | london force
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| Boyles Law formula | P1V1=P2V2
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| Charles Law Formula | V1/T1=V2/T2
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| Amonton's Law Formula | P1/T1=P2/T2
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| Combined Gas Law` | P1V1/T1=P2V2/T2
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| Ideal Gas Law Equation | PV=nRT
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| R in the Ideal Gas Law stands for | 0.0821 L*atm/mol*K
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| Strong intermolecular force found between molecules that contain hydrogn | Hydrogen bond
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| mass of a substance per unit of volume | density
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| Boron, Silicon, and Germanium are what type of element | semimetals
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| Convert 3.51 cm to mm | 35.1 mm
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| Acetone CH2O has 3 bonding pairs of electrons arrayed around the central atom, what geometry is found | Trigonal Planar
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| bond that tends to produce solids that are malleable and ductile | metallic
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| bond that shares one or more electrons | covalent
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| Atoms that have the same element but a difference in the number of particles within the nucleus is known as | isotopes
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| determines the atoms identity | number of protons
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| when a covalent bond has an electron pair that is pulled closer to the more electronegative element is a __?__ bond | polar
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| heat required to raise 1 unit of temperature and 1 unit of mass for a given substance | specific heat
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| What causes the bright, colored lines in the spectrum of glowing hydrogen gas? | electrons dropping from higher to lower energy levels
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| very hard substances that contain covalent bonds but do NOT consist of discrete molecules (diamonds) | covalent networks
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| 3 facts for an exothermic reaction | 1- Products are warmer then reactants
2- Products have less internal energy then reactants
3- Enthalpy change is negative
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| CaBr2 and NaCl have __?__ bond | Ionic
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| the approximate speed of light | 3.00 x 10^8 m/s
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| N2, O2, and CH4 have __?__ bond | covalent
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| Name PCl5 | Phosphorus Pentachloride
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| A + BC -> B + AC is a _?__ reaction | single - displacement
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| outermost electrons that are involved in chemical bonding is known as | valence
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| strongest intermolecular force affecting the element iodine (I2) | London force
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| relates change in internal energy to heat and work | 1st Law of Thermodynamics
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| type of chemical formula that represents the simplest ratio of atoms in a compound | empirical formula
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| Compounds are always a __?__ mixture | homogeneous
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| Mixtures are always a __?__ mixture | heterogeneous
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| __?__ bond shares four electrons | double
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| __?__ bond shares six electrons | triple
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| __?__ bond shares two electrons | single
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| __?__ bond that shares many valence electrons that are in a delocalized cloud | metallic
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| simplest repeating unit in a crystal | unit cell
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| write the formula for Sodium Sulfate | Na2SO4
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| Magnesium, Calcium, and Barium are in what group | Alkaline Earth Metals
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| moderately strong intermolecular force that exists between neighboring polar molecules due to the attraction of oppositely charged ends | dipole-dipole
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| __?__ cubic arrangement of atoms in a crystal that has the least empty space | face-centered
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| __?__ bond is usually formed between a nonmetal atom and metal atom | ionic
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| __?__ is associated with an objects motion | KE
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| strongest intermolecular force affecting dichloromethane | dipole-dipole force
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| refers to a bonding situation in which electrons are shared by more than two atoms | delocalization
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| a theoretical gas that obeys assumptions of the kinetic theory is the __?__ gas | ideal
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| CO2 has 2 polar bonds that point symmetrically in opposite directions is known as __?__ molecules | nonpolar
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| solid that has a regular, repeating, 3D pattern | Crystalline
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| solid that has no repeating pattern | amorphous
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Created by:
Mrs. Sechrist
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