Question

which one of the following is most likely to be corroded?

Answer 1

$which \: one \: of \: the \: following \: is \: \\ most \: likely \: to \: be \: corroded ? \\ \\ (a). \: \: a \: wooden \: plank \\ \\(b). \: \: a \: stee l\: chair \\ \\ (c). \: \: an \: exposed \: iron \: rod \\ \\ (d). \: \: an \: iron \: rod \: coated \: with \: oil \\ \\ \\ ans. \: \: 1st \: we \: have \: to \: find \: that \: what \: is \: corrosion ? \\ \\ Corrosion \: is \: when \:  a \: refined \: metal \: is \: \\ naturally \: converted  \: to \: a \: more \: stable \: form \: such \: as \: \\ its \: oxide, \: hydroxide \: or \: sulphide \: state \: this \\ \: lead s \: to \: deterioration \: of \: the \: material. \\ \\ in \: 1st \: option \: a \: wooden \: plank \: can \: not \: catch \: corrosion \: \\ \\in \: 2nd \: option \: is \: steel \: can \: not \: catch \: corrosion \\ \\ 3rd \: is \: exposed \: iron \: can \: catch \: corrosion \\ \\ in \: 4th \: option \: in \: iron \: with \: coated \: oil \: gives \: safety \: from \: corrosion \\ \\ \\ so \: option \: (c). \: an \: iron \: exposed \: is \: correct \: answer.$

Answer 2

$\huge\bold\red{꧁Hello\:Mate꧂ }$

an iron rod coated with oil

$\huge\bold\blue{✓}$

​$\huge\bold\red{꧁Happy\:Learing꧂ }$