MCQ
Nitrogen show different oxidation states in the range
- A$0$ to $+5$
- ✓$-3$ to $+ 5$
- C$-5$ to $+ 3$
- D$-3$ to $+ 3$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$A$. $Al^{3+}$ $B$. $Cu^{2+}$ $C$. $Ba^{2+}$ $D$. $Co^{2+}$ $E$. $Mg^{2+}$
Choose the correct answer from the options given below.
$Fe|FeSO_4$ $E^o_{OP} = 0.44\, V$ $(a = 0.1\, M)$