Podcast
Questions and Answers
What is the name of the ion with the formula Na+?
What is the name of the ion with the formula Na+?
sodium
Identify a polyatomic cation and its formula.
Identify a polyatomic cation and its formula.
ammonium, NH4+
What is the charge and name of the ion with the formula O2−?
What is the charge and name of the ion with the formula O2−?
2-, oxide
Name a polyatomic anion with the formula SO42−.
Name a polyatomic anion with the formula SO42−.
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What is the name and charge of the ion Cl−?
What is the name and charge of the ion Cl−?
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What is the formula for hydronium?
What is the formula for hydronium?
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What is the charge of the ion Al3+?
What is the charge of the ion Al3+?
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Identify a monatomic anion with a charge of 3-.
Identify a monatomic anion with a charge of 3-.
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What is the name of the polyatomic anion with the formula NO3−?
What is the name of the polyatomic anion with the formula NO3−?
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What is the formula and name of the ion with a 2- charge that includes carbon?
What is the formula and name of the ion with a 2- charge that includes carbon?
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Study Notes
Monatomic Cations
- H+: hydrogen
- Li+: lithium
- Na+: sodium
- K+: potassium
- Rb+: rubidium
- Cs+: cesium
- Ag+: silver
- Mg2+: magnesium
- Ca2+: calcium
- Sr2+: strontium
- Ba2+: barium
- Zn2+: zinc
- Cd2+: cadmium
- Al3+: aluminum
- Bi3+: bismuth
Polyatomic Cations
- NH4+: ammonium
- H3O+: hydronium
Monatomic Anions
- H−: hydride
- F−: fluoride
- Cl−: chloride
- Br−: bromide
- I−: iodide
- O2−: oxide
- S2−: sulfide
- N3−: nitride
- P3−: phosphide
- C4− (C22−): carbide
Polyatomic Anions
- OH−: hydroxide
- CN−: cyanide
- O22−: peroxide
- CO32−: carbonate
- C2O42−: oxalate
- NO2−: nitrite
- NO3−: nitrate
- PO33−: phosphite
- PO43−: phosphate
- SO32−: sulfite
- SO42−: sulfate
- S2O32−: thiosulfate
- ClO−: hypochlorite
- ClO2−: chlorite
- ClO3−: chlorate
- ClO4−: perchlorate
- CH3COO− or C2H3O2−: acetate
- AsO43−: arsenate
- BO33−: borate
- SiO32−: silicate
- MnO4−: permanganate
- CrO42−: chromate
- Cr2O72−: dichromate
- CHO2−: formate
- HCO3−: hydrogen carbonate or bicarbonate
- HSO3−: hydrogen sulfite or bisulfite
- HSO4−: hydrogen sulfate or bisulfate
- HPO42−: hydrogen phosphate
- H2PO4−: dihydrogen phosphate
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Description
Test your knowledge on monatomic and polyatomic ions, including various cations and anions. This quiz covers essential ions such as hydrogen, ammonium, and hydroxide. Perfect for chemistry students looking to reinforce their understanding!
