nilslaurentmoncla nilslaurentmoncla

14-01-2023
Chemistry

contestada

Exercice 1
1) Un atome perd 2 électrons
a) Est-ce toujours un atome?
b) Comment doit-on l'appeler?
c) Quelle est sa charge?
2) Une molécule gagne 7 électrons
a) Est-ce toujours une molécule?
b) Comment doit-on l'appeler?.......…......
c) Quelle est sa charge ?

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