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Determine the ground-state electron configuration for each of the following elements: A. chlorine ______________________________________________________________________ B. cesium ______________________________________________________________________ C. vanadium______________________________________________________________________ D. rhenium______________________________________________________________________ 2. Predict the number of valence electrons present in each of the following atoms (include the outermost d- electrons): A. Sn ___________________________ B. La___________________________ C. Mn__________________________ D. Zn __________________________ 3. Determine the ground-state electron configuration for each of the following ions:

Respuesta :

In ground-state electron configuration, the principal quantum number (n), the orbital (s, p, d, or f), and the total number of electrons are used to represent electron configurations.

Case 1 Ground-state electron configuration of elements.

A) Chlorine: 1sĀ²2sĀ²2[tex]p^{6}[/tex]3sĀ²3[tex]p^{5}[/tex]

B) Cesium: 1sĀ² 2sĀ²2pā¶ 3sĀ²3pā¶ 3dĀ¹ā° 4sĀ² 4pā¶ 4dĀ¹ā° 5sĀ² 5pā¶ 6sĀ¹

C) Vanadium: 1sĀ²2sĀ²2pā¶3sĀ²3pā¶3dĀ³4sĀ²

D) Rhenium: 1sĀ² 2sĀ² 2pā¶ 3sĀ² 3pā¶3dĀ¹ā° 4sĀ²4pā¶ 4dĀ¹ā° 5sĀ² 5pā¶ 4fĀ¹ā“ 5dāµ 6sĀ²

Case 2 : Number of valence electron in atoms

A) Sn -Tin - Four valence electrons

B) La - Lanthanum - Three valence electrons

C) Mn - Manganese - Seven valence electrons

D) Zn- Zinc - Two valence electrons

Case 3 Ground-state electronic configuration of ions

A) CoāŗĀ³ : 1sĀ² 2sĀ² 2pā¶ 3sĀ² 3pā¶4sĀ¹3dāµ

B) MoāŗĀ² : 1sĀ² 2sĀ² 2pā¶3sĀ²3pā¶ 4sĀ² 3dĀ¹ā° 4pā¶5sĀ² 4dĀ²

C) RaāŗĀ² : 1sĀ² 2sĀ² 2pā¶ 3sĀ² 3pā¶ 3dĀ¹ā° 4sĀ² 4pā¶ 4dĀ¹ā° 4fĀ¹ā“ 5sĀ² 5pā¶ 5dĀ¹ā° 6sĀ² 6pā¶

D) Iā» : 1sĀ² 2sĀ² 2pā¶ 3sĀ² 3pā¶ 3dĀ¹ā° 4sĀ² 4pā¶ 4dĀ¹ā° 5sĀ² 5pā¶

Learn more about Quantum numbers here https://brainly.com/question/2292596

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