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hyponitrite(2-) ion

anion
ChemicalSubstance type_of_chemical_entity Q3818494
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hyponitrite(2-) ion

Summary

hyponitrite(2-) ion is a type of chemical entity[1]. It ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (12 views/month).[2]

Key Facts

  • hyponitrite(2-) ion's instance of is recorded as type of chemical entity[3].
  • hyponitrite(2-) ion's canonical SMILES is recorded as N(=N[O-])[O-][4].
  • hyponitrite(2-) ion's InChI is recorded as InChI=1S/H2N2O2/c3-1-2-4/h(H,1,4)(H,2,3)/p-2[5].
  • hyponitrite(2-) ion's InChIKey is recorded as NFMHSPWHNQRFNR-UHFFFAOYSA-L[6].
  • hyponitrite(2-) ion's chemical formula is recorded as N₂O₂²⁻[7].
  • hyponitrite(2-) ion's subclass of is recorded as nitrogen oxoanion[8].
  • hyponitrite(2-) ion's Freebase ID is recorded as /m/04zzmz8[9].
  • hyponitrite(2-) ion's ChemSpider ID is recorded as 3874228[10].
  • hyponitrite(2-) ion's PubChem CID is recorded as 4686309[11].
  • hyponitrite(2-) ion's PubChem CID is recorded as 6185901[12].
  • hyponitrite(2-) ion's PubChem CID is recorded as 139121209[13].
  • hyponitrite(2-) ion's ChEBI ID is recorded as 18210[14].
  • hyponitrite(2-) ion's Gmelin number is recorded as 130273[15].
  • hyponitrite(2-) ion's mass is recorded as {'unit': 'Q483261', 'amount': '+59.99707439982001'}[16].
  • hyponitrite(2-) ion's Microsoft Academic ID is recorded as 2778747454[17].

Why It Matters

hyponitrite(2-) ion ranks in the top 6% of type_of_chemical_entity entities by monthly Wikipedia readership (12 views/month).[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.[18] It is known by 3 alternative names across languages and contexts.[19]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . PubChem. Retrieved . wikidata.org.
  3. [5] ↑ . PubChem. Retrieved . wikidata.org.
  4. [6] ↑ . PubChem. Retrieved . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . Freebase Data Dumps. wikidata.org.
  8. [10] ↑ . Q2311683. Retrieved . wikidata.org.
  9. [11] ↑ . PubChem. Retrieved . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . ChEBI. Retrieved . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] ↑ . Wikidata sitelinks. wikidata.org.
  3. [19] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). hyponitrite(2-) ion. Retrieved May 3, 2026, from https://4ort.xyz/entity/hyponitrite-2-ion
MLA “hyponitrite(2-) ion.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hyponitrite-2-ion.
BibTeX @misc{4ortxyz_hyponitrite-2-ion_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{hyponitrite(2-) ion}}, year = {2026}, url = {https://4ort.xyz/entity/hyponitrite-2-ion}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): hyponitrite(2-) ion — https://4ort.xyz/entity/hyponitrite-2-ion (retrieved 2026-05-03)

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