Nernst Equation Calculator

Calculate the cell potential under non-standard conditions using the Nernst equation.

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Calculation Parameters

Adjust the values below.

-2.00 V2.00 V
0 °C100 °C
16
10⁻⁵10⁵

Calculated Result

Non-Standard Potential (E)

1.1000 V
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Expert Tip

Ensure units are correctly formatted (e.g. Kelvin for gas temperatures and liters for volumes) to get chemically accurate outputs.

How this Calculator Works

This calculator allows you to solve Nernst Equation problems dynamically. Adjust the input parameters using the sliders or selection menu below:

  • Standard Cell Potential (E°, V) (Range: -2.00 to 2.00, Default: 1.10)
  • Temperature (T, °C) (Range: 0 to 100, Default: 25)
  • Electrons Transferred (z) (Range: 1 to 6, Default: 2)
  • Reaction Quotient (Q = 10^x) (Range: -5 to 5, Default: 0)

The results are computed instantly and updated in the results panel on the right.

Formula & Methodology

E = E° - (R * T) / (z * F) * ln(Q)

Where:

  • Standard Cell Potential: Parameter value.
  • Temperature: Parameter value.
  • Electrons Transferred: Parameter value.
  • Reaction Quotient: Parameter value.

Step-by-Step Calculation Example

To calculate Nernst Equation manually, follow these steps:

  1. Identify the input parameters. For example:
    • Standard Cell Potential (E°, V) = 1.10
    • Temperature (T, °C) = 25
    • Electrons Transferred (z) = 2
    • Reaction Quotient (Q = 10^x) = 0
  2. Apply the formula:
    E = E° - (R * T) / (z * F) * ln(Q)
  3. Verify the calculated value which is updated instantly in the results panel on the right.

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