Chemistry 1120 Exam 2 Study Guide – Key Concepts, Notes & Practice Problems

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Chemistry 1120 Exam 2 Study Guide – Key Concepts, Notes & Practice Problems

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Chemistry 1120 Exam 2 Study Guide – Key Concepts, Notes & Practice Problems

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Chemistry 1120 Exam 2 Study Guide – Key Concepts, Notes & Practice
Problems

ionic compound - ANS ✔✔metal + nonmetal

molecular/covalent compound - ANS ✔✔2 nonmetals

cations - ANS ✔✔positively charged ions (lose electrons)

anion - ANS ✔✔negatively charged ions (gain electrons)

H₃O⁺ - ANS ✔✔hydronium

NH₄⁺ - ANS ✔✔ammonium

CH₃CO₂ - ANS ✔✔acetate

CO₃²⁻ - ANS ✔✔carbonate

HCO₃⁻ - ANS ✔✔hydrogen carbonate

CrO₄²⁻ - ANS ✔✔chromate

Cr₂O₇²⁻ - ANS ✔✔dichromate ion

CN⁻ - ANS ✔✔cyanide

, OH⁻ - ANS ✔✔hydroxide

OCl⁻ - ANS ✔✔hyprochlorite

NO₃⁻ - ANS ✔✔nitrate

NO₂⁻ - ANS ✔✔nitrite

C₂O₄²⁻ - ANS ✔✔oxalate

MnO₄⁻ - ANS ✔✔permanganate

PO₄³⁻ - ANS ✔✔phosphate

HPO₄²⁻ - ANS ✔✔hydrogen phosphate or biphosphate

H₂PO₄⁻ - ANS ✔✔dihydrogen phoshphate

SO₄²⁻ - ANS ✔✔sulfate

HSO₄⁻ - ANS ✔✔hydrogen sulfate (bisulfate)

SO₃²⁻ - ANS ✔✔sulfite

electronic geometries - ANS ✔✔based on the number of charge clouds around central atom

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Uploaded on: June 26, 2026
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