How many valence electrons does the element Aluminum have?

(Write the abbreviated configuration to help you figure it out!)

How many valence electrons does the element cesium have?

(Write the abbreviated configuration to help you figure it out!)

How many valence electrons does the element antimony have?

(Write the abbreviated configuration to help you figure it out!)

How many valence electrons does the element barium have?

(Write the abbreviated configuration to help you figure it out!)

Write the abbreviated electron configuration for sulfur.

Based on the abbreviated configuration for sulfur, what ion charge is sulfur most likely to form?

When sulfur forms an ion, which noble gas will it become isoelectronic with?

Write the abbreviated electron configuration for radium.

 

Based on the abbreviated configuration for radium, what ion charge is radium most likely to form?

When radium forms an ion, which noble gas will it become isoelectronic with?