bonjour j'aimerai avoir les réponses de ces exercices:merci d'avance 1er exercice: Déterminer la formule éléctronique d'un atôme d'oxygène O (de numéros atomique Z=8) Endéduire la formule et la charge d'un ion oxygène, appelé ion oxyde.justifier la réponse 2ème exercice: quelles règles doivent respecter les atomes et les ions stables?

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Grade: Education Subject: physique-chimie

bonjour j'aimerai avoir les réponses de ces exercices:merci d'avance
1er exercice:
Déterminer la formule éléctronique d'un atôme d'oxygène O (de numéros atomique Z=8)
Endéduire la formule et la charge d'un ion oxygène, appelé ion oxyde.justifier la réponse
2ème exercice:
quelles règles doivent respecter les atomes et les ions stables?

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Answered on 25 Agustus 2025

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