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in Alkali and Alkaline Earth Metals by (44.9k points)
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Mention about the uses of barium. Barium is used

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  • In metallurgy, its compounds are used in pyrotechnics, petroleum mining and radiology. 
  • De oxidizer in copper refining.
  • Its alloys with nickel which readily emits electrons hence used in electron tubes and in spark plug electrodes.
  • As a scavenger to remove last traces of oxygen and other gases in television and other electronic tubes.
  • An isotope of barium ‘33Ba., used as a source in the calibration of gamma ray detectors in nuclear chemistry.

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