| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| is ammonia a cation or anion | 1.48 | 0.9 | 3369 | 21 |
| nitrogen is cation or anion in ammonia | 1.45 | 0.7 | 4331 | 75 |
| is ammonia a cation | 1.89 | 0.5 | 4013 | 68 |
| is ammonium a cation or anion | 1.02 | 0.8 | 2980 | 77 |
| is ammonia an ion | 0.75 | 0.5 | 5860 | 54 |
| is ammonia a ionic or molecular compound | 1.53 | 0.4 | 7625 | 30 |
| is ammonia a ionic compound | 0.44 | 0.2 | 8501 | 38 |
| is ammonia ionic or molecular | 1.08 | 0.3 | 6723 | 95 |
| is ammonium an anion | 1.54 | 0.3 | 819 | 73 |
| is ammonia a element or compound | 0.26 | 0.2 | 9376 | 37 |
| is ammonia an ion or covalent | 1.56 | 0.2 | 3962 | 13 |
| ammonia and ammonium ion | 1.22 | 0.4 | 3889 | 94 |
| is ammonia a chemical | 1.13 | 0.2 | 8882 | 42 |
| is ammonia primarily ionic or covalent | 0.77 | 1 | 5666 | 86 |
| ammonia is an element or not | 0.33 | 0.2 | 2119 | 59 |
| which ions are present in ammonia solution | 0.99 | 0.4 | 9126 | 60 |
