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Le Chatelier Reaction Quotient Shift Calculator

Compare Q to K — predict which way equilibrium shifts.

Compares the reaction quotient Q to the equilibrium constant K to predict whether a reaction will shift toward products, reactants, or remain at equilibrium.

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Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Q < K → shift right (products); Q > K → shift left (reactants); Q = K → at equilibrium

In depth

Compares the reaction quotient Q to the equilibrium constant K to predict whether a reaction will shift toward products, reactants, or remain at equilibrium.