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02 Common Polyatomic Ions

The document lists common polyatomic ions categorized by their charges, including 1+, 1-, 2-, and 3- ions, as well as ions with variable charges. It provides examples of cations and anions, such as ammonium, acetate, and sulfate, along with their chemical formulas. Additionally, it includes information on specific ions with variable oxidation states like copper and iron.

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5 views1 page

02 Common Polyatomic Ions

The document lists common polyatomic ions categorized by their charges, including 1+, 1-, 2-, and 3- ions, as well as ions with variable charges. It provides examples of cations and anions, such as ammonium, acetate, and sulfate, along with their chemical formulas. Additionally, it includes information on specific ions with variable oxidation states like copper and iron.

Uploaded by

countryball80
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Common Polyatomic Ions

1+ 1- 1- (Polyatomic Ions) 2 – (Polyatomic Ions)


Hydrogen H+ Fluoride F- Acetate CH3COO- Carbonate CO32-
Lithium Li+ Chloride Cl- Bicarbonate HCO3- Chromate CrO42-
Sodium Na+ Bromide Br - Bismuthate BiO3- Dichromate Cr2O72-
Potassium K+ Iodide I– Bisulfite HSO3- Manganate MnO42-
Cesium Cs+ Hydride H- Bisulfate HSO4- Molybdate MoO42-
Silver Ag+ Cyanide CN - Oxalate C2O42-
Cyanate CNO - Sulfite SO32-
Hydroxide OH- Sulfate SO42-
Nitrite NO2- Thiosulfate S2O32-
Nitrate NO3- Tartrate C4H4O62-
Permanganate MnO4- Hydrogen Phosphate
Thiocyanate CNS- HPO42-
Dihydrogen Phosphate H2PO4-

2+ 2- 3 – and 4 - (Polyatomic ions)


2+ 2-
Magnesium Mg Oxide O Aluminate AlO33- Borate BO33-
Calcium Ca2+ Peroxide O22- Antimonate SbO43- Phosphite PO33-
Strontium Sr2+ Sulfide S2- Arsenite AsO3 3-
Phosphate PO43-
Barium Ba2+ Arsenate AsO43- Pyrophosphate P2O74-
Cadmium Cd2+
Zn Zn2+
3+ 3- 1 – (Oxyanions)
3+
Aluminum Al Nitride N3- Perchlorate ClO4- Periodate IO4- Perbromate BrO4-
Phosphide P3- Chlorate ClO3- Iodate IO3- Bromate BrO3-
Chlorite ClO2- Iodite IO2- Bromite BrO2-
-
1+ (Polyatomic Ion) Hypochlorite ClO Hypoiodite IO- Hypobromite BrO-
Ammonium NH4+
IONS WITH VARIABLE CHARGES
Aurous or Gold (I) Au + Auric or Gold (III) Au3+
Cuprous or Copper (I) Cu+ Cupric or Copper (II) Cu2+
Mercurous or Mercury (I) Hg22+ Mercuric or Mercury (II) Hg2+
Cobaltous or Cobalt (II) Co2+ Cobaltic or Cobalt (III) Co3+
Ferrous or Iron (II) Fe 2+ Ferric or Iron (III) Fe 3+
Manganous or Manganese (II) Mn2+ Manganic or Manganese(III) Mn3+
Nickelous or Nickel (II) Ni2+ Nickelic or Nickel (III) Ni3+
Plumbous or Lead (II) Pb 2+ Plumbic or Lead (IV) Pb4+
Stannous or Tin (II) Sn2+ Stannic or Tin (IV) Sn 4+
Antimonous or Antimony (III) Sb3+ Antimonic or Antimony (V) Sb5+
Arsenous or Arsenic (III) As3+ Arsenic or Arsenic (V) As5+
Bismuthous or Bismuth (III) Bi3+ Bismuthic or Bismuth (V) Bi5+

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