SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Compound
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Element
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Mixture
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None of the above
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Detailed explanation-1: -The Ba2+ ion and the soluble compounds of barium (notably chloride, nitrate, hydroxide) are toxic to humans. Although barium carbonate is relatively insoluble in water, it is toxic to humans because it is soluble in the gastrointestinal tract.
Detailed explanation-2: -Barium is a chemical element with symbol Ba and atomic number 56. Classified as an alkaline earth metal, Barium is a solid at room temperature.
Detailed explanation-3: -The primary commercial source of barium is baryte (also called barytes or heavy spar), a barium sulfate mineral. with deposits in many parts of the world. Another commercial source, far less important than baryte, is witherite, barium carbonate. The main deposits are located in Britain, Romania, and the former USSR.