1. Pick an element
Columns are group numbers. Group 14 atoms mostly share electrons, so they do not make simple ions.
2. Fill the outer shell
Pick an element
Electron bin: drag from here
Drag an electron off the shell to remove it. You can also tap an electron or an empty spot.
Protons: –
Electrons: –
Charge: –
Ion: –
Click an element on the table to start.
3. My results
| Element | Valence e− | Gained or lost? | Ion |
|---|
Reset clears the atom. Clear table removes your recorded rows.