試題詳解

2. Which one of the following statements is incorrect?
(A) Sodium arsenate has its formulas of Na₃AsO₄.
(B) A halogen with 85 protons and 85 electrons is At.
(C) A possible name for FeBr₃ is ferrous bromide.
(D) The systematic name for Pb(C₂H₃O₂)₂·3H₂O is lead (II) acetate trihydrate
(E) The systematic name for K₂O₂ is potassium peroxide