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50 Cards in this Set
- Front
- Back
- 3rd side (hint)
London dispersion forces
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Weakest of all molecular interactions.
Attractions resulting from the constant motion of electrons and the creation of instantaneous dipoles |
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Hydrogen Bonds
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Strongest of the intermolecular forces.
Formed between the hydrogen end of one dipole and a fluorine, oxygen, or nitrogen atom on another dipole. Hydrogen bonding always involves hydrogen. |
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Dipole Dipole Forces
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Forces of attraction between polar molecules.
A polar molecule can induce a dipole in a non polar molecule. |
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Metallic bonding
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Metal atoms are loosely held.
Atoms don't lose their valence electrons they release them into a sea of electrons. Thermal and electrical conductivity due to mobile valence electrons. Malleability and ductility. |
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Diatomic Molecules
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Occur when any two atoms of the same element form covalent bond.
*N2 O2 H2 F2 Cl2 Br2 I2* |
Dia
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Sigma bond
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A covalent bond resulting from the formation of a molecular orbital by the end-to-end overlap of atomic orbitals.
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Pi Bond
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A covalent bond resulting from the formation of a molecular orbital by side-to-side overlap of atomic orbitals along a plane perpendicular to a line connecting the nuclei of the atoms
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Double Covalent Bonds
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Has one sigma bond and one pi bond.
Carbon & Hydrogen = sigma Carbon & Carbon= Pi |
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
Trigonal Planar |
AB3
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
Trigonal Planar |
AB3
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VSPER code
Tetrahedral |
AB4
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
Trigonal Planar |
AB3
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VSPER code
Tetrahedral |
AB4
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VSPER code
Trigonal Pyramidal |
AB3E
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
Trigonal Planar |
AB3
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VSPER code
Tetrahedral |
AB4
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VSPER code
Trigonal Pyramidal |
AB3E
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VSPER code
Bent |
AB3E2
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
Trigonal Planar |
AB3
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VSPER code
Tetrahedral |
AB4
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VSPER code
Trigonal Pyramidal |
AB3E
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VSPER code
Bent |
AB3E2
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VSPER code
Trigonal Bipyramidal |
AB5
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VSPER code
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A is the central atom
B is the outside atoms E is the lone pairs on the central atom |
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VSPER code
Linear |
AB or AB2
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VSPER code
Trigonal Planar |
AB3
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VSPER code
Tetrahedral |
AB4
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VSPER code
Trigonal Pyramidal |
AB3E
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VSPER code
Bent |
AB3E2
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VSPER code
Trigonal Bipyramidal |
AB5
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VSPER code
Octahedral |
AB6
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Structural formula
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Electronegativity Chart
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0 > .3 = nonpolar covalent
.4 - 1.8 = polar covalent > 1.9 = ionic |
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Exception to the octet rule
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Hydrogen- only 2 electrons.
Boron- 3 electrons. Phosphorous/Sulfur- combine with fluorine, oxygen, and chlorine |
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Ionic bond
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Electrical attraction of cations and anions
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Ionic bond
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Electrical attraction of cations and anions
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Covalent bond
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Sharing of electron pair between two atoms
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