Galvanized iron is coated with a layer of which metal?
- AGallium
- BZinc $(Zn)$
- CCopper
- DSodium
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Galvanisation is the:
Easy
View SolutionThe standard electrode potentials are given as:
$E^o_{Fe^{+2}/Fe} = -0.44 \, V$ and $E^o_{H^{+}/O_2/H_2O} = 1.23 \, V$
Calculate the $E^o_{cell}$ for the corrosion process: ............. $V$
$E^o_{Fe^{+2}/Fe} = -0.44 \, V$ and $E^o_{H^{+}/O_2/H_2O} = 1.23 \, V$
Calculate the $E^o_{cell}$ for the corrosion process: ............. $V$
Easy
View SolutionAssertion : Copper metal gets readily corroded in an acidic aqueous solution.
Reason : Free energy change for this process is positive.
Reason : Free energy change for this process is positive.
MediumAIIMS 2004
View SolutionThe protection of steel by chrome plating is due to
Medium
View SolutionIron sheets are galvanized by depositing a coating of which metal? In galvanization,iron surface is coated with:
Easy
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