| Formula / Notation | Ba(OH)2 |
|---|---|
| CAS Number | 17194-00-2 |
| Molecular Weight | 171.34 |
| Melting Point | 408 °C |
| Density | 4.495 |
| Solubility | 4.91 g/100 g water at 25 °C |
| Appearance | Water or Solvent Wet Solid; Dry Powder |
| Also Known As | barium(2+) dihydroxide; 17194-00-2; Barium dihydroxide; Caustic baryta; Bariumhydroxid; Aetzbaryt; Barium Hydroxide (Ba(OH)2); barium(II) hydroxide; barium(2+) hydroxide; 1OHB71MYBK |
| Category | Bases & Alkalis |
What is Barium hydroxide?
Barium hydroxide (Ba(OH)2) is a base or alkali that appears as Water or Solvent Wet Solid; Dry Powder. It has a molecular weight of 171.34 g/mol. Its IUPAC name is barium(2+) dihydroxide. Melting point: 408 °C.
Formula & Notation
IUPAC Name: barium(2+) dihydroxide
Other Names / Synonyms: barium(2+) dihydroxide; 17194-00-2; Barium dihydroxide; Caustic baryta; Bariumhydroxid; Aetzbaryt; Barium Hydroxide (Ba(OH)2); barium(II) hydroxide; barium(2+) hydroxide; 1OHB71MYBK
Properties & Characteristics
Physical Data
| Property | Value |
|---|---|
| Melting Point | 408 °C |
| Density | 4.495 |
| Molecular Weight | 171.34 |
| Solubility | 4.91 g/100 g water at 25 °C |
| Appearance | Water or Solvent Wet Solid; Dry Powder |
Uses & Applications
Safety Information
Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.
Key Facts
Frequently Asked Questions
Barium hydroxide (Ba(OH)2) is a base or alkali that appears as Water or Solvent Wet Solid; Dry Powder. It has a molecular weight of 171.34 g/mol. Its IUPAC name is barium(2+) dihydroxide. Melting point: 408 °C.
Used in chemical manufacturing, pH adjustment, saponification, water treatment, and as a laboratory reagent.
Corrosive or irritant. Causes burns to skin and eyes. Store away from acids. Wear protective gloves and goggles. Consult SDS before use.
The formula or notation for Barium hydroxide is: Ba(OH)2