Provide the IUPAC and common names, if any, for each structure shown below.

(a) IUPAC: potassium methanoate; Common: potassium formate

(b) IUPAC: sodium 2-methylpropanoate; Common: sodium isobutyrate

(c) IUPAC: potassium 4-bromobenzoate; Common name: not applicable

(a) IUPAC: potassium ethanoate; Common: potassium formate

(b) IUPAC: sodium 3-methylpropanoate; Common: sodium butyrate

(c) IUPAC: potassium 4-bromobenzoate; Common name: not applicable

(a) IUPAC: potassium methanoate; Common: potassium acetate

(b) IUPAC: sodium 2-ethylpropanoate; Common: not applicable

(c) IUPAC: potassium 2-bromobenzoate; Common name: potassium p-bromophenoloate

(a) IUPAC: potassium actetate; Common: potassium methanoate

(b) IUPAC: sodium butanoate; Common: sodium isobutyrate

(c) IUPAC: potassium 4-bromophenoloate; Common name: not applicable