Among the following, total number of anions, which decolourises the potassium peramagnate solution in acidic medium C_(2)O_(4)^(2-), NO_(2)^(-), (BaCI_(2)+SO_(4)^(2-)), S_(2)O_(3)^(2-), NO_(3)^(-)

Among the following, total number of anions, which decolourises the po

1.	Among the following, total number of anions, which decolourises the potassium peramagnate solution in acidic medium C_(2)O_(4)^(2-), NO_(2)^(-), (BaCI_(2)+SO_(4)^(2-)), S_(2)O_(3)^(2-), NO_(3)^(-)
Answer» SOLUTION :`C_(2)O_(4)^(2-), NO_(2)^(-), S_(2)O_(3)^(2-)`