1. Dihydrogen Phosphate   C2H3O2   IO3   PO3   H2PO4   Hint Half-n-half Clue   2. Bromite   ClO4   BrO2   C2O4   HPO4   Half-n-half Clue   3. Hypochlorite   ClO   BrO2   C2H3O2   BrO   Half-n-half Clue   4. Bromate   IO   CNO   BrO3   ClO   Half-n-half Clue   5. Acetate   CNO   C2O4   BrO2   C2H3O2   Half-n-half Clue   6. Cyanate   IO3   C2H3O2   CNO   CN   Half-n-half Clue   7. Chlorate   BrO2   ClO3   H2PO4   HPO4   Half-n-half Clue