File:Borax_crystals.jpg · Wikimedia Commons · See Wikimedia Commons
بوره
Sign in to saveAlso known as sodium borate, sodium tetraborate, disodium tetraborate, Na2B4O710H2O, E285, sodium borate decahydrate, disodium tetraborate octahydrate
Borax (also referred to as sodium borate, tincal () and tincar ()) is a salt (ionic compound) normally encountered as a hydrated borate of sodium, with the chemical formula . Borax mineral is a crystalline borate mineral that occurs in only a few places worldwide in quantities that enable it to be mined economically.
Borax is a naturally occurring mineral salt made of sodium and borate that is found in only a few locations around the world where it can be mined in economically worthwhile quantities. It has been used for various industrial and household purposes, making it a commercially important mineral resource.
AI-generated from the Wikipedia summary — may contain errors.
Chemical data
- Formula
- B4Na2O7
- Molecular weight
- 201.2 g/mol
- IUPAC name
- disodium;2,4,6,8,9-pentaoxa-1,5-dibora-3,7-diboranuidabicyclo[3.3.1]nonane 3,7-dioxide
- SMILES
- [B-]1(=O)OB2O[B-](=O)OB(O1)O2.[Na+].[Na+]
- InChIKey
- UQGFMSUEHSUPRD-UHFFFAOYSA-N
- Polar surface area
- 80.3 Ų
- H-bond donors
- 0
- H-bond acceptors
- 9
- Formal charge
- 0
via PubChem
Wikidata facts
- Subclass of
- borate
- Has part
- sodium
- Mass
- 201.98116249999998
- Image
- Tincalconite and Borax - Baker mine, US Borax Mine, Kramer Borate deposit, California, USA.jpg
- Has use
- food additive
Show 12 more facts
- Commons category
- Borax
- canonical SMILES
- [Na+].[Na+].[O-]B1OB2OB([O-])OB(O1)O2.O.O.O.O.O.O.O.O.O.O
- chemical formula
- Na₂B₄O₇·10H₂O
- density
- 2.37
- NIOSH Pocket Guide ID
- 0057
- melting point
- 1366
- decomposition point
- 2867
- vapor pressure
- 0
- solubility
- 4
- time-weighted average exposure limit
- 1
- crystal system
- monoclinic crystal system
- boiling point
- 1575
via Wikidata · CC0
Gallery (23)
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