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Why is it particularly important to wash the cupric hydroxide intermediate in the synthesis of cupric acetate (verdigris)? Be specific about what is being removed and why it matters.
Why is it more difficult to precipitate cupric acetate (verdigris) than cupric carbonate hydroxide (malachite)?
Could blue copper sulfate pentahydrate be ground and used as a pigment for making paint? Why?
Elements in the same group of the periodic table often form oxyanions with the same general formula. The anions are also named in a similar fashion. Based on these observations, suggest a chemical formula or name, as appropriate, for each of the following ions: (a) BrO4-, (b) SeO32-, (c) arsenate ion, (d) hydrogen tellurate ion.
What is the lewis structure of arsenate ion, AsO43-? What is the formula for lead(II) arsenate?