Electrolysis Calculator

Calculate Electrochemical Process Parameters

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Mass Deposited Calculator

Calculate mass of substance deposited during electrolysis using Faraday's laws.

Mass Deposited: - g

Time Required Calculator

Calculate time needed for desired mass deposition.

Time Required: - seconds

Current Required Calculator

Calculate current needed for desired mass deposition in given time.

Current Required: - amperes

Current Efficiency Calculator

Calculate current efficiency of electrolysis process.

Current Efficiency: - %

Understanding Electrolysis

What is Electrolysis?

Electrolysis is an electrochemical process where electrical energy drives non-spontaneous chemical reactions. Key concepts include:

  • Oxidation at anode
  • Reduction at cathode
  • Ion migration
  • Electrode processes
  • Current flow

Faraday's Laws

Fundamental principles governing electrolysis:

  • First Law: Mass proportional to charge
  • Second Law: Electrochemical equivalents
  • Faraday constant
  • Charge calculations
  • Stoichiometric relationships

Applications

Industrial and laboratory uses:

  • Electroplating
  • Metal purification
  • Chloralkali process
  • Water treatment
  • Electrowinning
  • Aluminum production

Process Parameters

Critical factors affecting electrolysis:

  • Current density
  • Temperature
  • Electrolyte concentration
  • Electrode material
  • Cell design
  • Solution conductivity

Advanced Concepts

Advanced topics in electrolysis:

  • Overpotential
  • Current efficiency
  • Side reactions
  • Mass transport
  • Cell optimization
  • Energy efficiency

Essential Electrolysis Formulas

Mass Deposited

m = (I × t × M)/(n × F)

where:
m = mass deposited (g)
I = current (A)
t = time (s)
M = molar mass (g/mol)
n = number of electrons
F = Faraday constant (96,485 C/mol)

Current Efficiency

η = (mactual/mtheoretical) × 100%

Charge Passed

Q = I × t