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

Explanation

Glucose on oxidation with `Br_(2)//H_(2)O` produces gluconic acid (six carboxylic acid).
`overset(" "CHO)overset(|)underset(" "CH_(2)OH)underset(|)(" "(CHOH)_(4))overset(Br_(2)//H_(2)O)rarroverset(" "COOH)overset(|)underset(" ""Gluconic acid")underset(" "CH_(2)OH)underset(|)(" "(CHOH)_(4))`
Glucose on oxidation with nitric acid produces saccharic acid. (dicarboxylic acid)
`overset(" "CHO)overset(|)underset(" "CH_(2)OH)underset(|)(" "(CHOH)_(4))overset(HNO_(3))rarroverset(" "COOH)overset(|)underset(" ""Saccharic acid")underset(" "COOH)underset(|)(" "(CHOH)_(4))`