MCQ
The factors affecting corrosion are
- Aposition of metal in electrochemical series.
- Bpresence of $CO_2$ in water
- CPresence of impurities in metal
- ✓All of the above
The main factors that effect corrosion are
($i$) Presence of a protective coating.
($ii$) Presence of $CO _2$ in water.
($iii$) Presence of impurities coating
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(Henry's law constant for $\mathrm{CO}_{2}$ at $298\, \mathrm{~K}$ is $1.67 \times 10^{3}$ $bar$)