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positive:particle,
-
metal:cation,
-
small:cation,
-
free:ion,
-
polyvalent:ion,
-
polyvalent:cation,
-
divalent:cation,
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nonvolatile:cation,
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simple:ion,
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metal:ion,
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hard:ion,
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relevant:cation,
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metallic:ion,
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heavy:ion,
-
divalent:ion,
Category Nuances for magnesium_ion:
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metallic,
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metal,
-
free,
-
polyvalent,
-
positive,
-
small,
-
simple,
-
relevant,
-
hard,
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nonvolatile,
-
heavy,
-
divalent,
Simple Categories for magnesium_ion: