Four basic human taste: acidity, salinity, bitterness and sweetness. These four taste traits are usually explained in the language of chemistry. In the table above, #1 H+ hydrogen cation is the “litmus” of taste acidity. In the table above, #11 Na+ & #19 K+ (sodium and potassium cations) in salvia is the salinity taste. In … Continue reading Element Electron Configuration Taste Traits.