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。

伏打电池电动势测量

测量各种半电池组合的电动势

测量多个原电池组合的电动势(EMF),并与标准还原电位值进行比较。

Electrochemistry · Advanced (University) · 60 min · 8 步骤

浓差电池

利用浓度差产生电压

用不同浓度的铜半电池构建浓差电池,验证能斯特方程对电池电位的预测。

Electrochemistry · Advanced (University) · 45 min · 7 步骤