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Ammonium | |
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IUPAC name | Ammonium ion |
Identifiers | |
CAS number | 14798-03-9 |
PubChem | 16741146 |
MeSH | D000644 |
ChEBI | CHEBI:28938 |
SMILES | [NH4+] |
InChI=1/H3N/h1H3/p+1 | |
Properties | |
Molecular formula | H4N |
Molar mass | 18.04 g mol-1 |
Acidity (pKa) | 9.25 |
Structure | |
Molecular shape | Tetrahedral |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |
Ammonium is an ion. It is an ammonia molecule, NH3, protonated (with a hydrogen ion added) to make NH4+. It bonds with negative ions such as chloride to make salts such as ammonium chloride. Ammonium is slightly reducing so it can react with strong oxidizing agents. view more...