Polyatomic Ions Formulas and Charges – Flashcards

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ammonium (formula + charge)
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NH₄¹⁺
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acetate (formula + charge)
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C₂H₃O₂¹⁻
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dihydrogen phosphate (formula + charge)
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H₂PO₄¹⁻
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hydroxide (formula + charge)
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OH¹⁻
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hydrogen carbonate (formula + charge)
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HCO₃¹⁻
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hydrogen sulfate (formula + charge)
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HSO₄¹⁻
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hypochlorite (formula + charge)
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ClO¹⁻
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nitrate (formula + charge)
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NO₃¹⁻
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permanganate (formula + charge)
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MnO₄¹⁻
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thiocyanate (formula + charge)
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SCN¹⁻
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carbonate (formula + charge)
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CO₃²⁻
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chromate (formula + charge)
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CrO₄²⁻
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dichromate (formula + charge)
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Cr₂O₇²⁻
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hydrogen phosphate (formula + charge)
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HPO₄²⁻
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oxalate (formula + charge)
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C₂O₄²⁻
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sulfate (formula + charge)
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SO₄²⁻
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sulfite (formula + charge)
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SO₃²⁻
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phosphate (formula + charge)
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PO₄³⁻
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dimercury (formula + charge)
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Hg₂²⁺
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bromate (formula + charge)
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BrO₃¹⁻
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chlorate (formula + charge)
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ClO₃¹⁻
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chlorite (formula + charge)
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ClO₂¹⁻
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cyanide (formula + charge)
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CN¹⁻
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hydrogen sulfide (formula + charge)
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HS¹⁻
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nitrite (formula + charge)
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NO₂¹⁻
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perchlorate (formula + charge)
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ClO₄¹⁻
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peroxide (formula + charge)
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O₂²⁻
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silicate (formula + charge)
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SiO₃²⁻
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arsenate (formula + charge)
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AsO₃³⁻
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phosphite (formula + charge)
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PO₃³⁻
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