Jee Main
Salt Analysis
JEE Main 2024 (Online) 6th April Evening Shift
MCQ+4 / -12024
During the detection of acidic radical present in a salt, a student gets a pale yellow precipitate soluble with difficulty in \(\mathrm{NH}_4 \mathrm{OH}\) solution when sodium carbonate extract was first acidified with dil. \(\mathrm{HNO}_3\) and then \(\mathrm{AgNO}_3\) solution was added. This indicates presence of :