Wikipedia

Barium

Barium is the fift element o group twa o the periodic cairt.[1] It haes the atomic number o 56.[2]

Barium wi gray oxide suroondit by argon gas in a test tube.

References

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  1. ↑ "Barium - Element information, properties and uses | Periodic Table". www.rsc.org. Retrieved 27 Juin 2024.
  2. ↑ "Barium (Ba), Atomic Number 56". www.breakingatom.com (in Inglis). Retrieved 27 Juin 2024.
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