| 100% | ISOMER | 6 | Molecule with a non-unique formula |
| 54% | ION | 3 | Molecule with a charge |
| 54% | ENOL | 4 | Molecule with a hydroxyl group |
| 54% | ION | 3 | Molecule with a + or - charge |
| 54% | RNA | 3 | Molecule with a "messenger" type |
| 53% | DNA | 3 | Molecule with a double helix structure |
| 53% | ION | 3 | Molecule with a "+" or "-" charge, say |
| 52% | DNA | 3 | Molecule with A, C, T and G |
| 52% | ION | 3 | Molecule with a + or - charge, e.g. |
| 51% | IAMS | 4 | Pet food with a Veterinary Formula |
| 50% | RNA | 3 | Genetic molecule with a single strand: Abbr. |
| 50% | OHIO | 4 | Only state with a non-rectangular flag |
| 50% | NEPAL | 5 | Asian country with a non-rectangular flag |
| 50% | NEPAL | 5 | Only nation with a non-quadrilateral flag |
| 50% | OHIO | 4 | Midwestern state with a non-rectangular flag |
| 49% | PERMING | 7 | Curling the hair with a non-temporary treatment |
| 49% | OHIO | 4 | Only US state with a non-rectangular flag |
| 48% | ISOMER | 6 | Molecule with similar formula but different structure |
| 48% | OHIO | 4 | Only U.S. state with a non-rectangular flag |
| 48% | OHIO | 4 | The only US state with a non-rectangular flag |
| 48% | AUTEUR | 6 | Filmmaker with a unique style |
| 48% | BOTTLENOSE | 10 | Dolphin with a unique beak |
| 48% | IAMS | 4 | Food with a Veterinary Formula |
| 48% | DRPEPPER | 8 | Brand with a secret formula |
| 47% | ZEBRA | 5 | Animal with a unique striped coat |
| 47% | BISMUTH | 7 | Element with a unique last letter |
| 47% | DALI | 4 | Artist Salvador with a unique mustache |
| 47% | NOSE | 4 | Cat part with a unique print |
| 47% | DALI | 4 | Spanish artist with a unique mustache |
| 47% | RNA | 3 | Molecule with the bases G, U, A, and C |