18. 下列措施可以使反应Ⅱ平衡正向移动的是 $\_($不定项)。
化学平衡的移动与勒夏特列原理 · 历年高考化学真题与解析
本页汇总 高考真题检索 的「化学平衡的移动与勒夏特列原理」高考化学真题共 4 道,覆盖 2008–2026 年,最常出题型为 单选题;含完整答案与解析。
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10. NO2 和 N2O4 存在平衡:2NO2(g)⇌N2O4(g) △H<0。下列分析正确的是
2. (6分)对平衡体系CO2(g)⇌CO2(aq)△H=﹣19.75kJ•mol﹣1,为了减小温室效应的
产生,增大二氧化碳气体在水中的溶解度,应采取的方法是( )
8.将H 2(g)和Br 2(g)充入恒容密闭容器,恒温下发生反应H 2(g)+Br2(g) ƒ2HBr(g) 0HD<,g平衡时
Br2(g)的转化率为a; 若初始条件相同,绝热下进行上述反应,平衡时Br2(g)的转化率为b。a与b的关系是
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