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Standard XII

Chemistry

Gibb's Energy and Nernst Equation

Assertion : ...

Question

Assertion : $C u$ gets readily corroded in acidic aqueous solution. Reason: Free energy of the process is positive.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is correct but Reason is incorrect
Free energy of corrosion of $C u$ in acidic medium is $- v e$ . Since the process is spontaneous.
$△ G = - n F E_{c e l l}$

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Assertion :Cu gets readily corroded in acidic aqueous solution. Reason: Free energy of the process is positive.

The correct option is C Assertion is correct but Reason is incorrectFree energy of corrosion of Cu in acidic medium is −ve. Since the process is spontaneous.△G=−nFEcell

Assertion : $C u$ gets readily corroded in acidic aqueous solution. Reason: Free energy of the process is positive.

The correct option is C Assertion is correct but Reason is incorrect
Free energy of corrosion of $C u$ in acidic medium is $- v e$ . Since the process is spontaneous.
$△ G = - n F E_{c e l l}$