In which of the following, the corrosion of iron will be most rapid?A. In pure waterB. In pure oxygenC. In air and moistureD. In air and saline water.

In which of the following, the corrosion of iron will be most rapid?A.

1.	In which of the following, the corrosion of iron will be most rapid?A. In pure waterB. In pure oxygenC. In air and moistureD. In air and saline water.
Answer» Correct Answer - D Corrosion is rapid in electrolysis.

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Based on the data given below, the correcy order of reducing power is: `Fe_((aq.))^(3+) + e rarr Fe_((aq.))^(2+), E^(@) = +0.77 V` `Al_((aq.))^(3+) + 3e rarr Al_((s)), E^(@) = -1.66 V` `Br_(2(aq.)) + 2e rarr 2Br_((aq.))^(-), E^(@) = +1.08 V`A. `Br^(-) lt Fe^(2+) lt Al`B. `Fe^(2+) lt Al lt Br^-`C. `Al lt Br^(-) lt Fe^(2+)`D. `Al lt Fe^(2+) lt Br^(-)`
What are elementary reactions ?

In which of the following, the corrosion of iron will be most rapid?A. In pure waterB. In pure oxygenC. In air and moistureD. In air and saline water.

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