MCQ
Incorrect statement regarding rusting is
- AMetallic iron is oxidised to $F{e^{3 + }}$ions
- ✓Metallic iron is reduced to $F{e^{2 - }}$ ions
- COxygen gas is reduced to oxide ion
- DYellowish -brown product is formed
✓
Answer
Correct option: B.
Metallic iron is reduced to $F{e^{2 - }}$ ions
b
(b) $4Fe + 3{O_2} \to 4F{e^{3 + }} + 6{O^{2 - }}$
(b) $4Fe + 3{O_2} \to 4F{e^{3 + }} + 6{O^{2 - }}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
The $I UPAC$ name of $\begin{matrix}
C{{H}_{3}}-CO-CH-C{{H}_{2}}-C{{H}_{2}}Cl \\
|\,\,\,\,\,\,\,\,\,\,\,\, \\
C{{H}_{3}}\,\,\,\,\,\,\, \\
\end{matrix}$ is
→C{{H}_{3}}-CO-CH-C{{H}_{2}}-C{{H}_{2}}Cl \\
|\,\,\,\,\,\,\,\,\,\,\,\, \\
C{{H}_{3}}\,\,\,\,\,\,\, \\
\end{matrix}$ is
Which of the following base is found only in $RNA$ but not in $DNA$
→Predict the product $C$ obtained in the following reaction of $1-$butyne.
→$CH_3CH_2-C \equiv CH+ HCl \rightarrow B \xrightarrow{{HI}} C$
The rate law for reaction $A + 2B = C + 2D$ will be
→An example of near ideal solution is
In which of the following molecule electrophilic attack at meta positions
Which of the following statement is correct about ionization potential?
The cell reaction of given cell is spontaneous if
→$Pt|Cl_2| Cl^-(1\,M) ||Cl^-(1\,M)|Cl_2|Pt$
$P_1\, atm$ $P_2\, atm$
All reactions which have chemical disintegration
Product $B$ is
→