Loulz
Structure des atomes
( Application : compléter le tableau suivant.
|Nom. |Symbole. |Protons. |Neutrons. |Electrons. |
|Phosphore |P |15 |16 | |
|Béryllium |Be |4 |5 | |
|Argon |Ar |18 |22 | |
| |[pic] | | | |
|Bore |[pic] | | | |
|Lithium |Li |3 |4 | |
|Magnésium |Mg |12 |12 | |
| |[pic] | | | |
| |[pic] | | | |
|Hydrogène | |1 |0 | |
|Azote | |7 |7 | |
|Néon |Ne |10 |10 | |
|Sodium | |11 |12 | |
| |[pic] | | | |
|Nom. |Symbole. |Protons. |Neutrons. |Electrons. |
| |[pic] | |