Difference between pages "Barium nitrate" and "Barium oxide"

From CAMEO
(Difference between pages)
Jump to navigation Jump to search
 
 
Line 1: Line 1:
 
== Description ==
 
== Description ==
−
[[[SliderGallery rightalign|barium nitrate.jpg~Chemical structure]]]
+
 
−
White crystals or fused mass that is a strong oxidizing agent. . Barium nitrate is primarily used to produce green fireworks and green signal lights. It is also used in the manufacture of glass and ceramic glazes as well as for a rodenticide.
+
An alkaline, white powder or mass that readily absorbs [[water]] and [[carbon dioxide]] from the air. Barium oxide is used as a dehydrating agent and as a glaze ingredient.
 +
 
 +
== Synonyms and Related Terms ==
 +
 
 +
barium monoxide; barium protoxide; calcined baryta; heavy earth
  
 
== Risks ==
 
== Risks ==
  
−
* Highly toxic by ingestion.  
+
* Highly toxic by ingestion.
−
* Contact with skin and membranes may cause irritation.  
+
* Contact with skin and membranes may cause irritation.  
−
* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC453800100&productDescription=BARIUM+NITRATE%2C+PURE+10KG&vendorId=VN00032119&countryCode=US&language=en SDS]
+
* Reaction with water can be violent. 
 +
* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AC207830250&productDescription=BARIUM+OXIDE%2C+90%25%2C+POWDE+25GR&vendorId=VN00032119&countryCode=US&language=en SDS]
  
 
==Physical and Chemical Properties==
 
==Physical and Chemical Properties==
  
−
Soluble in water. Insoluble in ethanol.
+
* Reacts exothermically with water to form barium hydroxide.
 +
* Soluble in water, dilute acids and methanol.
  
 
{| class="wikitable"
 
{| class="wikitable"
 
|-
 
|-
 
! scope="row"| Composition
 
! scope="row"| Composition
−
| Ba(NO3)2
+
| BaO
 
|-
 
|-
 
! scope="row"| CAS
 
! scope="row"| CAS
−
| 10022-31-8
+
| 1304-28-5
 
|-
 
|-
 
! scope="row"| Melting Point
 
! scope="row"| Melting Point
−
| 575 C
+
| 1923 C
 
|-
 
|-
 
! scope="row"| Density
 
! scope="row"| Density
−
| 3.244 g/ml
+
| 5.7 g/ml
 
|-
 
|-
 
! scope="row"| Molecular Weight
 
! scope="row"| Molecular Weight
−
| mol. wt. = 261.34
+
| mol. wt. = 153.33
 +
|-
 +
! scope="row"| Refractive Index
 +
| 1.980
 
|}
 
|}
  
 
==Resources and Citations==
 
==Resources and Citations==
  
−
* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 Comment: melting point=575C
+
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 84
 +
 
 +
* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
 +
 
 +
* Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, ''Technology and Conservation'', Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
 +
 
 +
* Michael McCann, ''Artist Beware'', Watson-Guptill Publications, New York City, 1979
  
 
* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
 
* ''Van Nostrand's Scientific Encyclopedia'', Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  
−
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 1012
+
* Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997
 +
 
 +
* ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983  Comment: entry 1015
  
−
* Wikipedia: http://en.wikipedia.org/wiki/Barium_nitrate (Accessed Jan. 6, 2006) has melting point = 595C
+
* ''CRC Handbook of Chemistry and Physics'', Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980  Comment: ref. index=1.980
  
  
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 09:45, 2 May 2022

Description

An alkaline, white powder or mass that readily absorbs Water and Carbon dioxide from the air. Barium oxide is used as a dehydrating agent and as a glaze ingredient.

Synonyms and Related Terms

barium monoxide; barium protoxide; calcined baryta; heavy earth

Risks

  • Highly toxic by ingestion.
  • Contact with skin and membranes may cause irritation.
  • Reaction with water can be violent.
  • ThermoFisher: SDS

Physical and Chemical Properties

  • Reacts exothermically with water to form barium hydroxide.
  • Soluble in water, dilute acids and methanol.
Composition BaO
CAS 1304-28-5
Melting Point 1923 C
Density 5.7 g/ml
Molecular Weight mol. wt. = 153.33
Refractive Index 1.980

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 84
  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Susan E. Schur, Conservation Terminology: A review of Past & Current Nomenclature of Materials, Technology and Conservation, Spring (p.34-39); Summer (p.35-38); Fall (p.25-36), 1985
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 1015
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.980

Retrieved from "https://cameo.mfa.org/index.php?title=Barium_nitrate&oldid=85162"