Vanadium (IV) solution. Solution that contains [VO]2+ ions. It was obtained by reducing ammonium metavanadate(V) (NH4VO3) using zinc amalgam as a catalyst. Vanadium can exist in four adjacent oxidation states (2-5) that produce solutions of different colors. Here vanadium is in the +4 oxidation state and the color is blue.
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Creative#:
TOP22304288
Source:
達志影像
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RM
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