Lithium
Li7 g/mol Calculated
The lightest metal, the one that makes rechargeable batteries possible, and, as its salts, one of the oldest treatments in psychiatry. Element 3.
Sources and notes
- The introductionfrom sourceMoleculeFinder curated
- Formula and weightcomputedPubChem
- 2D drawingcomputedPubChem structure, drawn by RDKit
Where you encounter it
A pure element or an engineered material, rather than an ingredient in a product. Lithium on our curated lists.
Household
Batteries and electronicsAdded by the maker
Sources and notes
- Our curated lists and their amountsfrom sourceMoleculeFinder curatedEach amount is an editorial figure from our food and drink lists, not a measurement of any one product.
- How it gets therefrom sourceMoleculeFinder curatedEach mark is set by hand on our lists, never inferred; a label's ingredient is added by the maker. A row with no mark data says Not marked.
- The line abovefrom sourceMoleculeFinder curatedFrom the group the molecule belongs to.
Properties and sources
Calculated by PubChem
- Molecular formula
- Li
- Molecular weight
- 7 g/mol
Reported Hazard label (GHS), ECHA, EU CLP Regulation, Safe Work Australia via PubChem
Danger Flammable pictogram (GHS02) and Corrosive pictogram (GHS05); hazard statements H260, H314, H318
Groups it belongs to
- Category
- Element & material
- Family
- Chemical elements
- Product lists
- Batteries and electronics
- Hazard classes
- Flammable, Corrosive, GHS Danger
- Size
- Under 100 g/mol
SMILES
[Li]PubChem CID 3028194 · Wikidata Q568 · InChIKey WHXSMMKQMYFTQS-UHFFFAOYSA-N · Data refreshed
Questions
- What is Lithium?
- The lightest metal, the one that makes rechargeable batteries possible, and, as its salts, one of the oldest treatments in psychiatry. Element 3.
- Where is Lithium found?
- Lithium is in these product groups: batteries and electronics. from source
- How toxic is Lithium?
- Its GHS hazard label carries the signal word Danger and the hazard pictograms Flammable and Corrosive. from source
- What kind of molecule is Lithium?
- Lithium has the formula Li and a molecular weight of 7 g/mol. MoleculeFinder files it under chemical elements, in the element & material group. from sourcefrom sourcefrom sourcefrom source
Sources and notes
- Calculated valuescomputedPubChemComputed from the structure, so no laboratory conditions apply; complexity is PubChem's own structural score.
- Hazard labelfrom sourceECHA, EU CLP Regulation, Safe Work Australia via PubChemThe label combines these classifications.
- ECHAfrom sourceAttributionSource: European Chemicals Agency, echa.europa.eu.
- EU CLP Regulationfrom sourceAttributionSource: EUR-Lex, Regulation (EC) No 1272/2008, © European Union.
- Safe Work Australiafrom sourceAttributionSource: Safe Work Australia, Hazardous Chemical Information System, © Commonwealth of Australia, CC BY 4.0.
- Data refreshedfrom sourceMoleculeFinder2026-11-09