Phosphate
formula, acidity, polarity
R-PO4
Acidic, Polar
Carboxyl
formula, acidity, polarity
R-COOH
Acidic, polar
Carbonyl
formula, acidity, polarity
R-CO-R1
nuetral, polar
Hydroxyl
formula, acidity, polarity
R-OH
nuetral, polar
Amino
formula, acidity, polarity
R-NH3
Basic, polar
Methyl
formula, acidity, polarity
R-CH3
nuetral, NONPOLAR