In a glass test tube is a crystalline green substance, chromium oxide, trivalent.
Schlüsselwörter
chromium,
oxide,
compound,
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inorganic,
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green,
crystalline,
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chrome,
chemistry,
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equipment,
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inert,
inside,
isolated,
laboratory,
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mineral,
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pigment,
powder,
reagent,
refractory,
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science,
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solid,
structure,
surface,
test,
texture,
transparent,
tube,
white
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