MCQ
If $n = 3$, then the value of $'l'$ which is incorrect
- A$0$
- B$1$
- C$2$
- ✓$3$
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$Fe _{2} N ( s )+\frac{3}{2} H _{2}( g ) \rightleftharpoons 2 Fe ( s )+ NH _{3}( g )$
