8.1
8.2
8.3
9.1
9.2
100
Shows the valence electrons of an atom as dots distributed around the element’s symbol.
What is electron dot diagram
100
Is the electrostatic force that holds ions together in an ionic compound.
What is an ionic bond
100
Is the most efficient way to pack spherical objects
What is Closest packing
100
Is a molecule that contains exactly two atoms
What is a diatomic molecule
100
The molecular geometries of molecules change when the central atom has
What is one or more lone pairs of electrons
200
States elements tend to form compounds in ways that give each atom eight valence electrons.
What is octet rule
200
Ionic compounds take on the form of an extended three-dimensional array of alternating
What is cations and anions
200
Is the attraction of the stationary metal cations to the surrounding mobile electrons.
What is a metallic bond
200
Is a bond in which two atoms share one or more pairs of electrons
What is a covalent bond
200
Is the three-dimensional arrangement of atoms in a molecule
What is molecular geometry
300
What is used to describe two atoms or ions that have the same electron configuration.
What is isoelectronic
300
Is the lowest whole number ratio of the ions present in an ionic compound.
What is the formula unit
300
Metals conduct electricity and heat very well because of their
What is free-flowing electrons
300
The structures of molecules that are held together by covalent bonds can be diagrammed by what
What is Lewis electron-dot structures
300
Is the outermost occupied shell of electrons in an atom
What is a valence shell
400
What is formed when an atom loses one or more electrons.
What is a cation
400
Is the number of ions that immediately surround an ion of the opposite charge within a crystal lattice.
What is the coordination number
400
Is a mixture composed of two or more elements, at least one of which is a metal.
What is an alloy
400
Is a formula that shows the arrangement of atoms in a molecule and represents covalent bonds between atoms by dashes
What is a structural formula
400
The total number of electron pairs, both bonding pairs and lone pairs leads to what is called
What is electron domain geometry
500
According to what process, do the electrons fill the 4s sublevel before beginning to fill the 3d sublevel.
What is the Aufbau process
500
Is an electrically neutral compound consisting of positive and negative ions.
What is ionic compound
500
The bonding that occurs in a metal is responsible for what four properties distinctive properties
What is luster, malleability, ductility, and excellent conductivity
500
Which is a covalent bond in which one of the atoms contributes both of the electrons in the shared pair
What is a coordinate covalent bond
500
States that a molecule will adjust its shape so that the valence electron pairs stay as far apart from each other as possible
What is valence-shell electron pair repulsion model
M
e
n
u