Which of the following acidic radicals produce coloured volatile product with conc. H_(2)SO_(4)? NO_(2)^(-),NO_(3)^(-),Br^(-),I^(-),CI^(-),S_(2)O_(3)^(2-),B_(3)^(3-),CrO_(4)^(2-)

Which of the following acidic radicals produce coloured volatile produ

1.	Which of the following acidic radicals produce coloured volatile product with conc. H_(2)SO_(4)? NO_(2)^(-),NO_(3)^(-),Br^(-),I^(-),CI^(-),S_(2)O_(3)^(2-),B_(3)^(3-),CrO_(4)^(2-)
Answer» <BR> SOLUTION :`NO_(2)^(-),NO_(3)^(-),Br^(-),I^(-)`