| Quiz | Atoms and ions |
|---|---|
| Name | |
| Result | PASSED |
| Score | 13 / 13 (100%) |
| Passing score | 10.4 |
| Quiz took | 1 min 49 sec |
| Quiz finished at | 2021-01-05 22:40:19 |
An ion has
An ion has an overall charge because it has
An ion with 12 protons and 10 electrons has an overall charge of
An ion with 15 protons and 18 electrons has an overall charge of
On the periodic table, the smaller number next to the element symbol is the
On the periodic table, the larger number next to the element symbol is the
The atomic number is also known as the
The mass number is the number of
The mass number minus the atomic number gives you the number of
_______ consist of only one type of atom
There are about _____ different elements
Atoms with the same number of protons are the same
Isotopes have