Under what conditions glucose is converted to gluconic acid and saccharic acid?

Explanation

`underset("Glucose")({:(" "CHO),(" |"),(" "(CHOH)_(4)),(" |"),(" "CH_(2)OH):})+Ooverset(HNO_(3))rarr underset(" Gluconic acid")({:(" "COOH),(" |"),(" "(COOH)_(4)),(" |"),(" "CH_(2)OH):})`
`underset("Glucose")({:(" "CHO),(" |"),(" "(CHOH)_(4)),(" |"),(" "CH_(2)OH):})+3[O]overset(HNO_(3))rarr underset(" Saccharic acid")({:(" "COOH),(" |"),(" "(CHOH)_(4)),(" |"),(" "CH_(2)OH):})`