化学实验

95个含分步说明的实验方案

所有类别 Flame Tests Titrations Electrochemistry Organic Synthesis Crystallization Gas Laws Thermochemistry Qualitative Analysis Colorimetry Classroom Demonstrations
所有级别 Beginner (Middle School) Intermediate (High School) Advanced (University) Professional (Lab)

实验查找器

难度 ≤15 min ≤30 min ≤60 min 60+ min
Beginner (Middle School) 1 1 1 1
Intermediate (High School) 0 1 1 1
Advanced (University) 0 1 1 1
Professional (Lab) 0 0 0 1

点击格子按难度和时长筛选实验。

史莱姆合成（交联PVA）

通过交联聚乙烯醇制备非牛顿流体

用硼酸钠交联聚乙烯醇（PVA）制备史莱姆，演示高分子化学和非牛顿流体行为。

Organic Synthesis · Beginner (Middle School) · 20 min · 6 步骤