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Practice Test
: Chapter 9,11,14.4
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bond
percent yield
trigonal planar structure
octet rule
molecular structure
stoichiometry
electronegativity
the three-dimensional arrangement of atoms in a molecule
relative ability of an atom in a molecule to attracted shared electrons to itself
surrounded by 8 electrons
the process of using a chemical equation to calculate the relative masses of reactants and products involved in a reaction
a force that holds groups of two or more atoms together and makes them function as a unit
all four atoms in the same plane (120 degrees)
comparison of theoretical and actual yield expressed as a percentage
Short Answer
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resonance structures
bond angle
resonance
limiting reactant
tetrahedral structure
Multiple Choice
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bond energy
two atoms sharing one electron pair
all four atoms in the same plane (120 degrees)
the three-dimensional arrangement of atoms in a molecule
the energy required to break a bond
surrounded by 8 electrons
linear structure
all atoms in a line
all four atoms in the same plane (120 degrees)
electrons that are not involved in bonding
a force that holds groups of two or more atoms together and makes them function as a unit
the process of using a chemical equation to calculate the relative masses of reactants and products involved in a reaction
covalent bonding
atoms share electrons
atoms are unequal enough so that unequal sharing of electrons results (.4-2.1)
a force that holds groups of two or more atoms together and makes them function as a unit
CH4 4 triangular planes
two valence electrons are shared
ionic compounds
the energy required to break a bond
metals reacts with a non-metal
amount of solute in moles and amount of volume in liters (mol solute/L solution)
CH4 4 triangular planes
the amount of product calculated
double bond
amount of solute in moles and amount of volume in liters (mol solute/L solution)
two atoms sharing two pairs of electrons
all atoms in a line
area of molecule that is mostly positive and mostly negative
True or False
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unshared pairs
two atoms sharing one electron pair
True
False
bonding pair
amount of solute in moles and amount of volume in liters (mol solute/L solution)
True
False
theoretical yield
all four atoms in the same plane (120 degrees)
True
False
Lewis structure
representation of a molecule that shows how the valence electron are arranged among the atoms in the molecule
True
False
dipole moment
area of molecule that is mostly positive and mostly negative
True
False
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Practice Test: Chapter 9,11,14.4