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Dipping iron article into a strongly alk...

Dipping iron article into a strongly alkaline solution of sodium phosphate :

A

Does not affect the article

B

Form `Fe_(2)O_(3) . xH_(2)O`

C

Form iron phosphate film

D

Forms ferric hydroxide

Text Solution

Verified by Experts

The correct Answer is:
A

see electrochemical series
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