Section 1
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Nitrite
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Last updated
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Date created
Mar 1, 2020
Cards (61)
Section 1
(50 cards)
Nitrite
NO2-
Alkali Metals Ion Charge
Always +1
Oxalate
C2O4 2-
Cobalt (Co)
+2, +3
Tin (Sn)
+2, +4
Halides (F, Cl, Br, I)
always -1
Alkali Earth Metals
Mg, Ca, Sr, Ba
Nitride Phosphide
Always 3-
Dichromate
Cr2O7 2-
Nickel (Ni)
2+, 3+
Solubility Rule #4
All salts of nitrate (NO3-), chlorate (CIO3-), perchlorate (CIO4-) and acetate (CH3CO2-) are soluble
Alkali Metals
Li, Na, K, Rb, Cs, Fr
Sulfate
SO4 2-
Carbonate
CO3 2-
Cyanide
CN-
Solubility Rule #3
Compouns containing F- are soluble except those with Mg2+, Ca2+, Sr2+, Ba2+, and Pb2+
Chromium (Cr)
3+, 6+, 2+
hydrochloric acid
HCl
Zinc (Zn)
+2
Hypochlorite
OCl-
Halides
F, Cl, Br, I
Mercury (Hg2+/Hg2 2+)
2+, 1+
Copper (Cu)
2+, 1+
Manganese (Mn)
2+, 7+, 4+
Solubility Rule #6
Salts are carbonate (CO3_2-), phosphate (PO4_3-), oxalate (C2O4_2-), chromate (CrO4_2-), and sulfide (S2-) are insoluble except those with NH4+ and alkali metal cations.
Chromate
CrO4 2-
Perchlorate
ClO4-
Sulfuric Acid
H2SO4
Acetate ion
C2H3O2-
Ammonium
NH4+
Aluminum
always 3+
Thiocyanate
SCN-
Lead (Pb)
+2, +4
Phosphate
PO4 3-
Oxide/Sulfide/Selenide
always 2
Nitric Acid
HNO3
Solubility Rule #7
Most metal hydroxides (OH-) and oxides (O2-) are insoluble except those with NH4+ and the alkali metal cations.
Solubility Rule #1
Almost all salts of Na+, K+ and NH4+ are soluble.
Bicarbonate
HCO3-
Alkali Earth Metals Ion Charge
Always 2+
Sulfite
SO3 2-
Iron (Fe)
+2, +3
Solubility Rule #2
All salts of Cl-, Br-, and I- are soluble except those with Ag+, Hg2_2+ and Pb2+
Silver (Ag)
+1
Hydroxide
OH-
Nitrate
NO3-
Peroxide
O2 2-
Solubility Rule #5
Salts of sulfate (SO4_2-) are soluble except those with Ca2+, Sr2+, and Pb2+
Permanganate
MnO4-
Chlorate
ClO3-
Section 2
(11 cards)