Chemistry · Chemical Equilibrium

For the reversible reaction H2 + I2 &boxharr; 2HI, the expression for the equilibrium constant K is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1K = [HI]√([H2][I2])
2K = [H2][I2][HI]
3K = [HI]2[H2][I2]✓
4K = [HI]2[H2]2[I2]

Correct answer

K = [HI]2[H2][I2]

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For the reversible reaction H2 + I2 &boxharr; 2HI, the expression for the equilibrium constant K is:

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For the reversible reaction H2 + I2 &boxharr; 2HI, the expression for the equilibrium constant K is:

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