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44 Cards in this Set

  • Front
  • Back
A mixture of two or more elements, at least one of which is a metal, are mixed together
alloy
can be drawn into wires
ductile
the attraction of valence electrons for positive metal ions
metallic bonds
can be hammered or forced into shapes
malleable
an alloy whose component atoms are different sizes
interstitial alloy
The names of most common polyatomic ions end in either
-ite
or
-ate
ions formed by single atoms
mono-atomic ions
ions formed from groups of atoms
polyatomic ions
positively charged ions
cations
negatively charged ions
anions
a traditional way of naming transition metal cations
classical naming system
ionic compounds composed of two elements
binary compounds
the electrostatic forces that hold ions together in ionic compounds
ionic bonds
lowest whole number ratio of ions in an ionic compound
formula unit
shows the kinds and numbers of atoms in the smallest representative unit of a substance
chemical formula
the number of ions of the opposite charge that surround the ion in a crystal
coordination number
the systemic name for baking soda is sodium bicarbonate.
Sometimes true
in writing a formula for an ionic compound the net ionic charge of the formula must be zero
always true
anions that contain oxygen end in ite or ate
sometimes true
the cation name is placed first when naming ionic compounds
always true
FeBr3
Iron (3) Bromide
KOH
Potassium hydroxide
Na2Cr2O7
Sodium Chromite
sodium chlorate
NaClO2
lead (2) phosphate
Pb3(PO4)2
magnesium hydrogen carbonate
Mg(HCO3)2
the names of polyatomic ions end in ITE or ATE
sometimes true
in polyatomic ions for which there is an ITE/ATE pair, the ITE ending will always indicate one less oxygen then the ATE ending
always true
polyatomic ions are anions
sometimes true
The charge on the group A metal ions is found by subtracting the group number from 8
never true
the group 6A ions have a charge of 2-
always true
what is the charge on a typical ion for these groups?

1A, 6A, 7A, 2A
1+, 2-, 1-, 2+; respectively
HCO3-
hydrogen carbonate
NH4
ammonium
MnO4
permangonate
OH-
hydroxide
Ca2+
loss of 2
S2-
gain of 2
I-
gain of 1
Mn3+
loss of 3
in a body centered cubic structure, each atom has 12 neighbors
never true
metallic objects are formed from pure metals
sometimes true
metals that are good conductors are said to be ductile
always true
drifting valence electrons insulate cations from one another and contribute to the malleability of a metal
always true