File:Sulfuric_acid.svg · Wikimedia Commons · See Wikimedia Commons
sulfuric acid
Sign in to saveAlso known as H2SO4, sulphuric acid, battery acid, hydrogen sulfate, oil of vitriol, [SO2(OH)2], [S(OH)2O2], H₂SO₄
chemical compound
OverviewAI-generated
Sulfuric acid is a chemical compound with the formula H₂SO₄ and a mass of 97.967379544. It has a density of 1.8302 and a refractive index of 1.397. The substance possesses an electric dipole moment of 2.72 and a dynamic viscosity of 21. Its physical properties include a melting point of 10.31 and a boiling point of 337. The vapor pressure is recorded at 0.001.
The compound exhibits pKa values of 1.92 and -3. It has one hydrogen bond donor and three hydrogen bond acceptors, with a topological polar surface area of 66.6. The canonical SMILES notation is OS(O)(=O)=O. Sulfuric acid is immediately dangerous to life or health at a level of 15, with a time-weighted average exposure limit of 1. It is referenced by 2,577 other encyclopedia articles.
Synthesized by Vinony from 27 facts across 3 sources: Wikidata, PubChem, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.
In the Vinony graph
Within Vinony's link graph, sulfuric acid is referenced by 2,577 other articles, and connects out to acid strength, lipid and chemical formula.
It sits within the topics Acid catalysts, Alchemical substances and Chembox having GHS data.
Its subject is documented across 99 Wikipedia language editions.
Chemical data
- Formula
- H2O4S
- Molecular weight
- 98.08 g/mol
- SMILES
- [OH2+]S(=O)(=O)[O-]
- InChIKey
- QAOWNCQODCNURD-UHFFFAOYSA-N
- XLogP
- -1.5
- Polar surface area
- 66.6 Ų
- H-bond donors
- 1
- H-bond acceptors
- 3
- Formal charge
- 0
via PubChem
Wikidata facts
- Mass
- 97.967379544
- Image
- Sulphuric acid 96 percent extra pure.jpg
Show 16 more facts
- Commons category
- Sulfuric acid
- immediately dangerous to life or health
- 15
- NIOSH Pocket Guide ID
- 0577
- density
- 1.8302
- melting point
- 10.31
- boiling point
- 337
- vapor pressure
- 0.001
- time-weighted average exposure limit
- 1
- chemical formula
- H₂SO₄
- canonical SMILES
- OS(O)(=O)=O
- pKa
- -3
- refractive index
- 1.397
- electric dipole moment
- 2.72
- NCI Thesaurus ID
- C28191
- dynamic viscosity
- 21
- 2022 Harmonized System Code
- 280700
Sources (7)
via Wikidata · CC0
~39 min read
Encyclopedic overview
A bottle of 96% pure sulfuric acid
Names
Excerpted from Wikipedia’s “sulfuric acid” article, available under the CC BY-SA 4.0 licence.
Gallery (13)
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