下列化学反应方程式书写和反应类型均正确的是_刷题宝

题干

下列化学反应方程式书写和反应类型均正确的是（）

A：CO+CuO $\frac{\underline{△}}{}$ CO₂+Cu置换反应

B：2CO+O₂ $\frac{\underline{点燃}}{}$ 2CO₂化合反应

C：CO₂+Ca（OH）₂=CaCO₃↓+H₂O复分解反应

D：Fe+2HNO₃=Fe（NO₃）₂+H₂↑置换反应

上一题下一题 0.0难度选择题更新时间:2019-09-24 09:11:02

答案(点此获取答案解析）

B

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