Chemistry · Surface Chemistry - Adsorption Isotherms
The expression for fractional surface coverage (θA) for dissociative adsorption, A2(g) → 2A(surface), in the presence of an inhibitor I (I(g) → I(surface)) competing for the same surface site, is given by:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1KA1/2 pA21/2 KI pI1 + KA1/2 pA21/2 + KI pI
- 2KA1/2 pA21/21 + KA1/2 pA21/2 + KI pI✓
- 3KA1/2 pA21/2 KI pI(1 + KA1/2 pA21/2)(1 + KI pI)
- 4KA1/2 pA21/2(1 + KA1/2 pA21/2)(1 + KI pI)
Correct answer
KA1/2 pA21/21 + KA1/2 pA21/2 + KI pI
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