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
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
( $\rho_{ Ni }$ (density of Nickel) is $10 \,gmL ^{-1}$, Molar mass of Nickel is $60\,gmol ^{-1} F =96500\,C\,mol ^{-1}$ )
$\,\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,COOH}\\
{\,\,\,\,\,\,\,\,\,|}\\
{\mathop {N{H_3}}\limits^{\,\, \oplus } - C - H}\\
{\,\,\,\,\,\,\,\,\,\,|}\\
{\,\,\,\,\,\,\,\,\,\,R}
\end{array}\,\,\,$