building formulas
Sodium chloride
NaCl
HBr
hydrogen Bromide
binary ionic, binary covalent, and metallic
What are the 3 types of ion bonds?
__Fe + __O2 ——> __Fe2O3
4Fe + 3O2 ——> 2Fe2O3
__NH3 + __F2 ——> __NH4F + __NF3
4NH3 + 3F2 ——> 3NH4F + NF3
Calcium iodide
CaI2
Li2S
Lithium Sulfide
The bond between two nonmetals
What is binary covalent?
__Cl2 + __KI ——> __KCl + I2
Cl2 + 2KI ——> 2KCl + I2
__C3H8 + __O2 ——> __CO2 + __H2O
C3H8 + 5O2 ——> 3CO2 + 4H2O
Calcium phosphide
Ca3P2
SO2
Sulfur dioxide
The bond between a metal and a nonmetal.
What is an iconic bond?
__B2O3 + C ——> __B4C3 + __CO2
2B2O3 + 6C ——> B4C3 + 3CO2
__HNO3 ——> __NO2 + __H2O + __O2
4HNO3 ——> 4NO2 + 2H2O + O2
Potassium sulfate
K2SO4
Na3PO4
Sodium phosphate
The bond between two metals.
What is a metallic bond?
__Sr + __HNO3 ——> __Sr(NO3)2 + __H2
Sr + 2HNO3 ——> Sr(NO3)2 + H2
__(NH4)3PO4 + __Pb(NO3)4 ——> __Pb3(PO4)4 + __NH4NO3
4 (NH4)3PO4 + 3Pb(NO3)4 ——> Pb3(PO4)4 + 12 NH4NO3
Ammonium phosphate
(NH4)3PO4
Sr3(PO4)2
Strontium phosphate
When more than one atom is lumped together to form a single charge.
What is a polyatomic ion?
__CaC2 + __H2O ——> __Ca(OH)2 + __C2H2
CaC2 + 2H2O ——> Ca(OH)2 +C2H2
__NH3 + __O2 ——> __NO + __H2O
4NH3 + 5O2 ——> 4NO + 6H2O