Match each term with its correct meaning.
(a) Pentose
(b) Dipeptide
(c) Diglyceride
(d) fatty acid
• a carboxylic acid with a long hydrocarbon R group
• two amino acids joined by a peptide bond
• a glycerol molecule with two fatty acids attached
• a five-carbon sugar
******Polyatomic Ion: More than one atom that have lost (cation) or gain (anion) electrons. -Most are Oxyanions: Contain oxygen and one other atom. They have “ate” names. Phosphate PO4(3-) Borate BO3(3-) Nitrate NO3(-) Sulfate SO4(2-) Carbonate CO3(2-) Chromate CrO4(2-) Chlorate ClO3(-) Different Numbers of Oxygens: One more than “ate” = per____ate One less than “ate” = ______ite One less than “ite” = hypo___ite -Hydrogen containing oxygens: Usually have one more positive than the Oxyanion name. To name, either add “hydrogen” first or prefi