Structure électronique des atomes & Schéma de Lewis

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Presentation transcript:

Structure électronique des atomes & Schéma de Lewis

Agencement des électrons Couches électroniques

Agencement des électrons Couches K,L,M…

Agencement des électrons Couches K,L,M… noyau

Agencement des électrons Couches K,L,M… K noyau

Agencement des électrons Couches K,L,M… K L noyau

Agencement des électrons Couches K,L,M… K L M noyau

Agencement des électrons Couches K,L,M… K L M … noyau

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Remplissage des couches Exemple de l’atome de sodium Na (Z=11)

Structure électronique Exemple de l’atome de sodium Na (Z=11)

Structure électronique Exemple de l’atome de sodium Na (Z=11) (K)2

Structure électronique Exemple de l’atome de sodium Na (Z=11) (K)2(L)8

Structure électronique Exemple de l’atome de sodium Na (Z=11) (K)2(L)8(M)1

Structure électronique Exemple de l’atome de sodium Na (Z=11) (K)2(L)8(M)1

Schéma de Lewis

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16)

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16) (K)2(L)8(M)6

Schéma de Lewis Couche externe uniquement Exemple de l’atome de soufre S (Z=16) (K)2(L)8(M)6 Couche externe uniquement

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16)

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16)

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16) 6 électrons :

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16) 6 électrons : 2 doublets

2 électrons célibataires Schéma de Lewis Exemple de l’atome de soufre S (Z=16) 6 électrons : 2 doublets + 2 électrons célibataires

Exemple de l’atome de soufre S (Z=16) Schéma de Lewis Exemple de l’atome de soufre S (Z=16) S

Schéma de Lewis Exemples

Schéma de Lewis Exemples Exemples hydrogène

Schéma de Lewis Exemples Exemples hydrogène H

Schéma de Lewis Exemples Exemples hydrogène H oxygène

Schéma de Lewis Exemples Exemples hydrogène H oxygène O

Schéma de Lewis Exemples Exemples hydrogène H oxygène O phosphore

Schéma de Lewis Exemples Exemples hydrogène H oxygène O phosphore P

Schéma de Lewis H O P Exemples Exemples hydrogène oxygène phosphore carbone

Schéma de Lewis H O P C Exemples Exemples hydrogène oxygène phosphore carbone C

Auteur : Alexandra Ambert Fin Auteur : Alexandra Ambert

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