Manganese

from source

Mn · 54.93804 g/mol

Mn · Cutaval

What is Manganese?

A trace nutrient and the element that makes steel hard enough to be useful. Its dioxide is the black paste inside a dry-cell battery. Element 25. Found in tea. from source

CategoryElement & material

LeaderboardsBiggest Deadliest

Fig. 1 · 2D structure RDKit

SMILES[Mn]

Where you'll find it

Teawhat else is in it →Batteries and electronicswhat else is in it →

Curated by MoleculeFinder from source

Relative acute toxicity from source

Animal study data · LD50

Reported LD50: 9,000 mg/kg · very low toxicity
Species: rat
Route: oral

An LD50 describes acute toxicity under experimental conditions and is not a safe or dangerous dose for a person.

Toxicity & hazards

Toxicity · LD50

9,000 mg/kg · very low toxicity · LD50 rat oral from source

DangerFlammableIrritantHealth hazardEnvironmentalH228, H316, H319, H320, H360, H370, H372, H401, H411, H412from source

Sources & methodology

PubChem CID: 23930
Wikidata: Q731
Structure: PubChem → RDKit
LD50: PubChem
Everyday relationships: MoleculeFinder editorial curation
Data refreshed: September 13, 2026

How MoleculeFinder sources and labels its data