Question 47
Complete the table. The first one has been done for you.
| Model (in order below) | Name | Chemical symbol | Number and name(s) of atoms | Molecule of an element | Molecule of a compound |
|:-|:-|:-|:-|:-:|:-:|
| 1 | water | H₂O | 1 oxygen atom; 2 hydrogen atoms | | ✓ |
| 2 | ___ | ___ | ___ | ___ | ___ |
| 3 | methane | ___ | ___ | ___ | ___ |
| 4 | ___ | ___ | ___ | ___ | ___ |
| 5 | ammonia | ___ | ___ | ___ | ___ |
| Model (in order below) | Name | Chemical symbol | Number and name(s) of atoms | Molecule of an element | Molecule of a compound |
|:-|:-|:-|:-|:-:|:-:|
| 1 | water | H₂O | 1 oxygen atom; 2 hydrogen atoms | | ✓ |
| 2 | ___ | ___ | ___ | ___ | ___ |
| 3 | methane | ___ | ___ | ___ | ___ |
| 4 | ___ | ___ | ___ | ___ | ___ |
| 5 | ammonia | ___ | ___ | ___ | ___ |
