Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Atoms
| Term | Definition |
|---|---|
| What is an isotope? | Atoms of the same element with a different number of neutrons |
| What is an ion | An atom that has lost/gained electrons to become +/-vely charged atom |
| What is relative isotopic mass? | The mass of an atom of an isotope compared with 1/12th of the mass of a carbon-12 atom |
| What is relative atomic mass? (Ar) | The weighted mean mass of an atom of an element compared with 1/12th of the mass of a carbon-12 atom |
| What is relative molecular mass? (Mr) | The weighted mean mass of a molecule compared with 1/12th of the mass of a carbon-12 atom |
| What is relative formula mass? | The weighted mean mass of a formula unit compared with 1/12th of the mass of a carbon-12 atom |
Created by:
Shajida