Barium elements is rarely found in organic molecules. thus, option C is correct.
What is Barium?
Barium is a chemical element with the symbol Ba and atomic number 56. It is the fifth element in group 2 and is a soft, silvery alkaline earth metal.
Barium bromide is a chemical compound that is made up of inorganic elements. Barium bromide anhydrous or barium (2+) dibromide are other names for this chemical compound. The chemical formula for the inorganic compound Barium Bromide is BaBr2.
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