What are the factors affecting the diffusion current? Discuss these factors in brief.
Diffusion current is a crucial concept in electro-analytical chemistry and plays a significant role in various electrochemical techniques, including cyclic voltammetry and chronoamperometry. It represents the flow of charge resulting from the diffusion of electroactive species to the electrode's surface. Several factors affect diffusion current, and understanding these factors is essential for accurate analysis and interpretation of electrochemical data.
1. Concentration Gradient: The most fundamental factor affecting diffusion current is the concentration gradient of electroactive species. The greater the difference in concentration between the bulk solution and the electrode surface, the higher the diffusion current. Fick's First Law of diffusion quantitatively describes this relationship as J = -D(dc/dx), where J is the diffusion current, D is the diffusion coefficient, c is the concentration, and x is the distance from the electrode's surface. A
_____ _______ ____ ____ _____ ___ _____ _______ ____.
___ _______ _______ ______ _____.
____ __________ _______ ____ ________.
___ ____ _____ _________ ____ ________.
_______ ______ ___ ____ ____ _________ ____.
______ ____ _________ ______ _________ ___ _________.
_____ ________ _____ _________ _________ _________ ______.
________ __________ ____ _______ _____ ________ _____ _______ ___ ______ _____ ___.
_____ _______ ___ ________ ______ ________.
___ ____ _______ _____ ______ ___ _____ _________ ________ ___.
___ ______ __________ _______ _____ ________ ______.
____ __________ _____ ________ ________.
_________ __________ _____ __________ ____ ______ _____ _____ ___.
_____ ______ ____ __________ ________ __________ _______.
____ ___ __________ _____ ______ _________ _____ __________.
_________ ____ _____ ______ __________ _______ ______ _______ ______ ________ _________ ______.
__________ _______ _______ ____ _______ ____ _____ ______ ___ _____ ___.
_________ ___ _________ _____ __________ ________ _______ _________ ___ _______ ______ ___.
_____ _________ _____ ____ ______ __________ __________ ____ ______ _________ ____.
_____ _____ ___ _________ ______ _________.
_________ ______ _____ ______ ________.
___ ________ _________ ___ _______ ____ _____ ____ ___.
________ ______ _______ _______ ______ _____ __________ ________.
______ ______ _________ _________ ________ ______.
____ _______ ________ _______ ______ ______ _________ __________ ______.
_______ ________ ______ _____ ___.
_________ ______ ______ _____ _________ ___ __________.
__________ ___ __________ ___ __________ __________ _______ _________ _______ ______.
_______ ________ _____ ____ __________ __________ ________ _________ ____ ______ _____ _______.
_____ ____ _________ __________ _________ ___ _______.
_________ ________ ______ ____ ______ ________ ___ __________ ___ ________.
__________ _________ _____ _____ ____ _______ _________ __________ _____.
_________ __________ _______ __________ _______ ___ _____ __________ ________ ________ __________ ___.
_____ ______ ________ ___ ____.
_______ ____ ___ ___ ___ _________ _____ ________ _________.
__________ _________ _______ __________ ________ ________ ________ _________ __________ __________ _________ ____.
____ __________ ________ __________ _________ _____ _____ ________ _________.
______ __________ ________ _______ ______ ________ __________ _______ _______ ___ _________.
_________ __________ _____ _________ _________.
_______ __________ __________ __________ ____ _______ ______ _______ ____ ________ ____.
_______ ________ __________ _________ _____.
____ ____ ______ __________ _______ ___ _________ _________ _______ _________ _________ ___.
___ _____ __________ ________ __________ ___ ___ _________ _________ ___.
_______ ______ ___ _____ ________ _____ ______ __________ ___.
____ ________ ______ _________ _____ ______ ___ ________ _______ ___ ___ _____.
_______ _________ _____ ___ ____ ___ ________ _____ __________ ______ ___ ____.
__________ _____ ________ ______ __________ _____ _____ _________ ___.
_______ ____ ______ ____ __________ _______.
_____ _________ ___ ________ _____ ________ ________ _______ ____ _____ _________ _____.
__________ __________ ____ ___ __________ __________.
_________ _________ _________ ___ ________ ____.
__________ ________ ___ _________ __________ __________ ___ _________ _____.
_________ _______ ___ ______ ____ __________ _________ ____ _________ _____ _________.
__________ ____ _____ _____ _______ ________ ____ ____ _______ _____.
_____ ___ ________ ______ _____ _______ _____ ____.
_______ __________ ________ _____ ________ _______ ________ ____ _____ _______.
__________ _______ ______ ___ ___ _____ ____ ___.
_______ ______ _____.
- Solved Assignments
- Study Notes
- Guess Papers
- Question Papers
✓ Unlock up to 60% of the answer
✓ No payment required