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How do the following factors affect the rate of corrosion ? (i) Retative areas of anodic and cathodic parts. (ii)Passive character of metal. (iii) pH of medium.
written 9.4 years ago by gravatar for vibhavarikulkarni vibhavarikulkarni • 520 modified 5.7 years ago by gravatar for sanketshingote sanketshingote • 100
advanced engineering chemistry
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written 9.4 years ago by gravatar for vibhavarikulkarni vibhavarikulkarni • 520

i) Relative areas of anodic and cathodic parts

• The rate of the corrosion is greatly influenced by the relative sizes of cathodic and anodic areas.

• If the metal has smaller the anodic area and larger the cathodic area exposed to corrosive atmosphere, more intense and faster is the …

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