MCQ
Identify $A$ in the following reaction.


- ✓

- B

- C

- D








Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

($A$) can also be prepared by reaction of $\mathrm{P}_4$ and $\mathrm{HNO}_3$
($B$) is diamagnetic
($C$) contains one $\mathrm{N}-\mathrm{N}$ bond
($D$) reacts with $\mathrm{Na}$ metal producing a brown gas
Statement $I :$ The $E ^{\circ}$ value of $Ce ^{4+} / Ce ^{3+}$ is $+1.74 \,V$
Statement $II :$ $Ce$ is more stable in $Ce ^{4+}$ state than $Ce ^{3+}$ state.
In the light of the above statements, choose the most appropriate answer from the options given below
$Ag\,\,(s)\,\, \to \,A{g^{2 + }} + 2{e^ - }\,;\,E = - 0.80\,V$ Which of the following reactions actually take place