Faraday's Second Law of Electrolysis

📊 intermediate

$$\frac{m_1}{m_2} = \frac{E_1}{E_2}$$

Masses of different substances deposited by the same amount of electricity are proportional to their chemical equivalent weights.

Variables & Units

$m$

Mass deposited

Unit: Gram ($g$)

$E$

Equivalent weight

Unit: $g/eq$

Key Information

📐 Derived From

Law of conservation of charge in chemical reactions.

💡 Example

Comparing Silver and Copper deposition in series.

🔧 Applications

Determining equivalent weights and Faraday's constant.

⚠️ Constraints

Same charge must pass through both electrolytes.

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