Podcast
Questions and Answers
What is the name of the ion with the formula NO3-?
What is the name of the ion with the formula NO3-?
- ammonium
- nitrate (correct)
- nitrite
- nitroxide
Which ion is represented by the formula $HCO3-$ ?
Which ion is represented by the formula $HCO3-$ ?
- hydrogen carbonate (correct)
- chlorate
- sulfate
- hydroxide
Identify the correct name for the ion $SO42-$ .
Identify the correct name for the ion $SO42-$ .
- sulfide
- sulfurate
- sulfite
- sulfate (correct)
What is the formula for the ion known as acetate?
What is the formula for the ion known as acetate?
Which of the following ions has the formula $ClO2-$?
Which of the following ions has the formula $ClO2-$?
Flashcards
Polyatomic Ions
Polyatomic Ions
Ions that are made up of more than one atom and act as a single unit with a charge.
Ammonium Ion
Ammonium Ion
The polyatomic ion NH4+ with a +1 charge.
Nitrate Ion
Nitrate Ion
The polyatomic ion NO3- with a -1 charge.
Sulfate Ion
Sulfate Ion
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Phosphate Ion
Phosphate Ion
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Study Notes
Common Polyatomic Ions
- NH4+: ammonium
- NO2−: nitrite
- NO3−: nitrate
- OH−: hydroxide
- CN−: cyanide
- MnO4−: permanganate
- HCO3−: hydrogen carbonate
- ClO−: hypochlorite
- ClO2−: chlorite
- ClO3−: chlorate
- ClO4−: perchlorate
- BrO3−: bromate
- IO3−: iodate
- IO4−: periodate
- C2H3O2−: acetate
- H2PO4−: dihydrogen phosphate
- CO32−: carbonate
- SO32−: sulfite
- SO42−: sulfate
- S2O32−: thiosulfate
- O22−: peroxide
- CrO42−: chromate
- Cr2O72−: dichromate
- HPO42−: hydrogen phosphate
- PO43−: phosphate
- AsO43−: arsenate
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Description
Test your knowledge on common polyatomic ions with this quiz. You'll identify ions such as ammonium, nitrate, and sulfate among others. Perfect for chemistry students looking to strengthen their understanding of ionic compounds.
