论文部分内容阅读
题型示例一 :氧化还原反应的基本概念【例 1】 赤铜矿的成份是Ｃｕ2 Ｏ ,辉铜矿的成份是Ｃｕ2 Ｓ .将赤铜矿和辉铜矿混合加热有以下反应 :Ｃｕ2 Ｓ +2Ｃｕ2 Ｏ △ 6Ｃｕ+ＳＯ2 ↑则对于下列说法正确的是 ( ) .Ａ 该反应中氧化剂只有Ｃｕ2 ＯＢ Ｃｕ2 Ｓ在反应中既是氧化剂
Example 1: The basic concept of the redox reaction [Example 1] The composition of the copper is Cu2O, the composition of the copper is Cu2S. The mixture of the copper and the chalcedite has the following reaction: Cu2S+ 2Cu2O △ 6Cu+SO2 ↑ is correct for the following statement () .A In this reaction only oxidant Cu2 OB Cu2 S is both an oxidant in the reaction