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Montessori Materials, Science Compounds, Age 3 to 9

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CaCl2
calcium chloride
K2O
potassium oxide
MgO
magnesium oxide
HCl
hydrogen chloride
NaF
sodium fluoride
LiBr
lithium bromide
KI
potassium iodide
NaBr
sodium bromide
BeBr2
beryllium bromide
Ca3N2
calcium nitride
Li2O
lithium oxide
Na2O
sodium oxide
Al2O3
aluminum oxide
KBr
potassium bromide
SrS
strontium sulfide
H2O
dihydrogen monoxide
SO3
sulfur trioxide
P2O5
diphosphorus pentoxide
C2H6
dicarbon hexahydride
CO2
carbon dioxide
CH4
carbon tetrahydride
N2O3
dinitrogen trioxide
H2O2
dihydrogen dioxide
P3O5
triphosphorus pentoxide
C4H8
tetracarbon octahydride
NH4 +
ammonium
NO3 -
nitrate
IO3 -
iodate
ClO3 -
chlorate
SO3 -2
sulfite
SO4 -2
sulfate
CO3 -2
carbonate
SiO3 -2
silicate
PO4 -3
phosphate
AsO4 -3
arsenate
OH-
hydroxide
NO2 -
nitrite