Barium hydride (BaH2)
Basic information
- CAS
13477-09-3- Standard SMILES
[Ba+2].[H-].[H-]- InChIKey
BPYQMQIZFKTCMA-UHFFFAOYSA-N- Molecular formula
- BaH2
- Average molar mass
- 139.34 g/mol
- Monoisotopic mass
- 139.920897
Names & identifiers
- Preferred name
- Barium hydride (BaH2)
- IUPAC
- barium(2+);hydride
- English name
- BARIUM HYDRIDE
- Molecular formula
- BaH2
- Molecular weight
- 139.35
Names & synonyms
Barium hydride (BaH2)Barium dihydrideEINECS 236-763-3RefChem:560997DTXCID101437031236-763-313477-09-3DTXSID001014393barium(2+);hydrideBaH2SCHEMBL15631MFCD00003438
Show more names
BARIUM PIECESBARIUM HYDRIDEbariumhydride(bah2)Dihydrogen barium saltBARIUM HYDRIDE (99.5%-BA)BARIUM HYDRIDE ISO 9001：2015 REACHBarium hydride, 99.5% (metals basis)
Database identifiers
- CAS
13477-09-3- PubChem CID
- 83513
- EC Number
- 236-763-3
Properties
Computed structural properties
- Topological polar surface area
- 0 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 2
- Rotatable bonds
- 0
- Heavy atoms
- 1
- Formal charge
- 0
- Complexity
- 0
Experimental & physicochemical properties
Chemical ClassesMetals -> Metal Hydrides
Physical DescriptionGray powder, reacts in water releasing flammable gases; [MSDSonline] Solubility--no data found;
Physicochemical properties
- Melting point
- 675 °C · 675°C (dec.)
- Boiling point
- 1673 ℃ · ~1673℃ [CRC10]
- Density
- 4 · 4,21 g/cm3
- solubility
- 2 O · reacts with H2O
- form
- crystal
- color
- gray
- Specific Gravity
- 4.21 · 4.21
- Water Solubility
- 2 · decomposes in water to Ba(OH)2+H2; decomposes in acids [CRC10]
- Specific Heat Capacity
- 0.33 J/ · Cp(crystal): 0.33 J/(g·K), at 25℃
- Sensitive
- moisture sensitive
- EPA Substance Registry System
- Barium hydride (BaH2) (13477-09-3)
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 302 · H302-H332
- Precautionary statements
- 264 · P264-P270-P261-P271-P301+P312-P330-P304+P340-P312-P501
- Risk Statements
- 15 · 15
- Safety Statements
- 7 · 7/8-24/25-43
- RIDADR
- 1409 · 1409
- TSCA
- TSCA listed
- HazardClass
- 4.3 · 4.3
- PackingGroup
- II
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Warning
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P264, P270, P271, P301+P317, P304+P340, P317, P330, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 171 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazards SummaryHarmful by ingestion or inhalation; An irritant; [MSDSonline] See Sodium hydride. See Barium.
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Safety & protection
Exposure Control and Personal Protection0.5 [mg/m3], as Ba, inhalable fraction(soluble compds)[German Research Foundation (DFG)]
Threshold Limit Values (TLV)0.5 [mg/m3], as Ba
Permissible Exposure Limit (PEL)0.5 [mg/m3], as Ba
Immediately Dangerous to Life or Health (IDLH)50.0 [mg/m3], as Ba
Toxicology
Adverse EffectsACGIH Carcinogen - Not Classifiable.
Safety data
- tsca
- TSCA listed
- ridadr
- 1409
- risk_code
- 15
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- safety_code
- 7/8-24/25-43
- hazard_class
- 4.3
- packing_group
- II
- Hazard statements
- H302-H332
- Precautionary statements
- P264-P270-P261-P271-P301+P312-P330-P304+P340-P312-P501
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationBarium hydride (BaH2): ACTIVE
Applications
DescriptionBarium Hydride (BaH2) forms in a manner similar to that of strontium hydride with the PbCl2 type of structure. It too has found little usage in Industry. Cell parameters are: a＝4.168 , b＝6.792 , c＝67.858 , α＝β＝γ＝90°, Cell volume＝222.453.
Related reactions
1 records
Compound notes
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