Jee Main
P Block Elements
JEE Main 2023 (Online) 29th January Morning Shift
MCQ+4 / -12023
"A" obtained by Ostwald's method involving air oxidation of NH\(_3\), upon further air oxidation produces "B", "B" on hydration forms an oxoacid of Nitrogen along with evolution of "A". The oxoacid also produces "A" and gives positive brown ring test.
Identify A and B, respectively :