1
Q
Ionic bonds
A
Cations of metallic elements and anions of nonmetals
2
Q
Lattice energy
A
Energy released when free, gas phase ions combine to form one mole of a crystalline solid
3
Q
Covalent bonds
A
Created by two atoms sharing one or more pairs of electrons
4
Q
Metallic bonds
A
Nuclei of metal atoms surrounded by a sea of shared electrons
5
Q
Polar covalent bond
A
Unequal sharing of electrons
6
Q
Dipole
A
Pair of oppositely charged poles separated by a distance
7
Q
Electronegativity
A
An atom’s tendency to attract electrons towards itself in a chemical bond
8
Q
Electronegative trends: periods
A
Increases left to righ
9
Q
Electronegative trends: groups
A
Decreases top to bottom
Chemistry 101
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