barium oxide

American  

noun

Chemistry.

1. baryta.

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barium oxide British  

noun

1. Also called: baryta.  a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO

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Example Sentences

The decomposition of solid barium nitrate leads to the formation of solid barium oxide, diatomic nitrogen gas, and diatomic oxygen gas.

From Textbooks • Feb. 14, 2019

Calculate the grams of calcium oxide and barium oxide in the mixture.

From An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes by Talbot, Henry P.

Quicklime, barium oxide, and dehydrated copper sulphate are especially applicable to alcohol and ether; the last traces of water may be removed by adding metallic sodium and distilling.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 2 "Demijohn" to "Destructor" by Various

Aqueous alcohol becomes turbid when mixed with benzene, carbon disulphide or paraffin oil; when added to a solution of barium oxide in absolute alcohol, a white precipitate of barium hydroxide is formed.

From The Project Gutenberg Encyclopedia Volume 1 of 28 by Project Gutenberg

The distillate was further purified by digestion with milk of lime, precipitation with water, and further digestion with calcium bromide and barium oxide, and was finally redistilled.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" by Various