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Chemistry Ionic Bonds

Terms in this set (41)

ionic bonds form between
positive and negative ions
in naming simple ionic compounds, which goes first and which goes second?
the metal; nonmetal
ionic compounds dissolve easily in
water and other polar solvents
in solution, ionic compounds easily
conduction electricity
ionic compounds tend to form
crystals with high melting temperatures
When naming ionic compounds, what do you use to indicate the number of atoms of each type present in the compound
subscripts
When naming ionic compounds, what do you change the ending to
change the syllable of the nonmetal to say ide
what is the charge for zinc
2+
What is an ionic compounds
a combination of oppositely charged ions
what is a cation
positive ion
what is an anion
negative ion
NH4 +
Ammonium
OH -
Hydroxide
CN -
cyanide
NO3 -
Nitrate
ClO3 -
chlorate
C2H3O2 -
Acetate
SO4 2-
Sulfate
CO3 2-
Carbonate
PO4 3-
Phosphate
HCO3 -
bicarbonate
HSO4 -
Bisulfate
what shows the kinds and numbers of atoms in the smallest representative unit of a substance
chemical formula
what is a formula unit
the lowest whale-number ration of ions in an ionic compound
what is the electric charge of an ionic compound
neutral
what are the electrostatic forces that hold ions together
ionic bonds
what are ionic compounds at room temperature
crystalline solids
what kind of melting points do ionic compounds have
high melting points
what is the coordination number of an ion
the number of ions of opposite charge that surround the ion in a Crystal
when ionic compounds dissolve in water,
they can conduct an electric current
how can you determine the number of valence electrons in an atom of a representative element?
look at the group number
atoms of which elements gain electrons?
nonmetals
atoms of which elements lose electrons?
metals
what are metallic bonds?
the attraction of valence electrons for positively charged metal ions
how can the valence electrons of metal atoms be modeled
as a sea of electrons
how are metal atoms arranged
very compactly and orderly
what are alloys
mixtures of two or more elements, one is usually a metal
why are alloys important
their properties are often superior to their component elements
what is ductile
...
what is malleable
...
why is it possible to bend metals and not ionic crystals
...
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