Terms 1
A mixture of two or more elements, at least one of which is a metal.
What is an alloy?
The attraction of valence electrons for positive metal ions.
What is a metallic bond?
What is 5?
The overall charge of an ionic compound.
What is zero?
The formula of strontium oxide.
What is SrO?
The reason that metals are good electrical conductors.
What are mobile valence electrons?
The force of attraction of binding oppositely charged ions together
What is an ionic bond?
An electron in the highest occupied energy level of an atom.
What is a valence electron?
Metals do this to form ions.
What is lose electrons?
The number of electrons transferred from an atom of strontium to fluorine when they form the compounds strontium fluoride.
What is 2?
The formula of sodium phosphide.
What is Na3P?
What are superior properties?
A compound composed of cations and anions.
What is an ionic compound?
Octet Rule
What is gain electrons?
The state of matter of ionic compounds at room temperature.
What is crystalline solid?
The formula of rubidium nitride.
What is Rb3N?
The number of electrons around each atom in a body-centered cubic metallic crystal.
What is 8?
An anion of a halogen.
What is a halide?
Shows the kinds and numbers of atoms in the smallest representative unit of a substance.
The charge on the magnesium ion.
What is +2?
The conditions under which ionic compounds conduct an electric current.
The formula for magnesium fluoride.
What is MgF2?
The number of neighbors around each atom in a hexagonal close-packed metallic structure.
What is 12?
A depiction of valence electrons for positive metal ions.
What is an electron-dot structure?
The lowest-whole number ratio of ions in an ionic compound.
What is a formula unit?
The number of electrons lost by potassium to form an ion.
What is 1?
The type of melting point of ionic compounds.
What is very high?
The formula of aluminum sulfide.
What is Al2S3?
What is 12?
The number of ions of opposite charge surrounding each ion in a crystal.
What is coordination number?
Shows that the outer s, p, and d sublevels are completely full.
What is a pseudo-noble-gas electron configuration?
The noble gas with which an ion of magnesium shares an electron configuration.
What is neon?
Each sodium atom in sodium chloride has this many chloride ions around it.
What is 6?
The formulas of the ions in the compound barium oxide.
What are Ba2+ and O2-?
The two main elements that make up steels.
What are iron and carbon?