Ka tirohia te whiti i raro nei, ka whakautu i te patai i muri mai i te reo ano o te whiti: He waihanga kore-kore te waihanga o te waihanga Mn2O7. He tino urupare tenei waipiro rewa, he maha ake te korero i te mea i whakaritea. He waikura kino, i whakaahuatia tuatahihia i te tau 1860. Ko te waikawa waikawa o te waikawa permanganic. Pātai: He aha tetahi atu kupu mo te waikura Manganese?
heptoxide manganese