自然科学 - 2026 进行中

科目: 自然科学
级别: XI (I级最简单，XII级最难)
类别: 大学生
试题语言: English
题数: 15
问题示例: A reversible reaction reaches equilibrium in a closed container. If the concentration of a reactant is increased, which change is expected according to Le Chatelier’s principle? The equilibrium constant decreases, The reaction stops immediately, The products decompose completely, The equilibrium shifts toward the products