61 terms

Chemistry Ch 19a Polyatomic Ions

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Ca(SO4)
Calcium sulfate
Ca(SO3)
Calcium sulfite
(NH4)Cl
Ammonium chloride
Na(HCO3)
Sodium bicarbonate
Ca(CO3)
Calcium carbonate
Na(OH)
Sodium hydroxide
Fe(PO4)
iron(lll) phosphate
Na(C2H3O2)
Sodiumacetate
Na(NO3)
Sodium nitrate
Aqueous
Dissolved in water
Chemical Formula
Shorthand way to identify amounts of elements in a compound
Empirical Formula
Shows the simplest ratio of elements
Endothermic
Reaction where heat is absorbed from surroundings
Exothermic
Reaction where heat is released to the surroundings
Oxidation
Number of electrons an atom need to become neutral
Polyatomic Ions
Ions of two or more covalently bonded atoms that act as a single particle. Ex: OH, SO4, NH4
Precipitate
Solid substance that separates from a liquid
Products
Substance produced in a chemical reaction, compounds on right side of equation
Reactants
Original substances before a chemical reaction takes place, compounds on left side of equation
Stock System
Roman numeral indicating the oxidation number of metals for those with more than one common oxidation number
Zero Sum Rule
Sum of oxidation numbers of all atoms in a compound must equal zero
K(HCO3)
Potassium bicarbonate
Li(NO3)
Lithium nitrate
Ba(SO4)
Barium sulfate
K(NO3)
Potassium nitrate
K(C2H3O2)
Potassium acetate
Mg(SO3)
Magnesium sulfite
Ba(CO3)
Barium carbonate
Al(PO4)
Aluminum phosphate
Li(OH)
Lithium hydroxide
K3N
Potassium nitride
CaCl2
Calcium chloride
Li3P
Lithium phosphide
FeCl2
Iron(ll) chloride
AgBr
Silver bromide
FeO
Iron(ll) oxide
Ca3N2
Calcium nitide
PbO
Lead(ll) oxide
AuBr
Gold bromide
PF5
Phosphorus pentafluoride
SBr2
Sulfur dibromide
NO
Nitrogen monoxide
CO2
Carbon dioxide
P2Br4
Diphosphorus tetrabromide
Fe2O3
Iron(lll) oxide
NiS
Nickel sulfide
Zn3N2
Zinc nitride
CuCl2
Copper chloride
Sr3P2
Strontium phosphide
H2O2 --> H2O + O2
Decomposition Reaction 1
C + H2O --> CO + H2
Single Replacement Reaction 1
Al + O2 --> Al2O3
Combination Reaction 1
Al(OH)3 + H2SO4 --> Al2(SO4)3 + H2O
Double Replacement Reaction 1
Al + FeO --> Al2O3 + Fe
Single Replacement Reaction 2
HgO --> Hg + O2
Combination Reaction 2
CaCO3 + Q --> CaO + CO2
Endothermic Reaction 1
NaCl + AgNO3 --> NaNO3 + AgCl
Double Replacement Reaction 2
CuCO3 + Q --> CuO + CO2
Endothermic Reaction 2
CH4 + O2 --> CO2 + H2O + Q
Exothermic Reaction 1
C3H8 + O2 --> Q + CO2 + H2O
Exothermic Reaction 2
H3PO3 --> H3PO4 + PH3
Decomposition Reaction 2