| Answer | Crossword Clue |
|---|---|
| ION | Positive particle, e.g. |
| ASSET | Positive attitude, e.g. |
| TYPE | AB positive, e.g. |
| UPVOTE | Positive response to a Reddit article, e.g. |
| ION | Negative particle, e.g. |
| ION | Alpha particle, e.g. |
| MESON | Psi particle, e.g. |
| SMASHER | Particle accelerator, e.g. |
| MESON | Eta particle, e.g. |
| ION | Electron-deficient particle, e.g. |
