C06.7 Noble Gas Configuration Lecture

Multiple Choice

Which subshell is the last to receive electrons for copper, Cu (z=29)?

• 4f

• 4d

• 3p

• 4p

• 3d

What subshell fills after the 3d?

Fill in the Blanks

What noble gas would be used for the noble gas configuration of cobalt, Co?

Fill in the Blanks

What element?
[Ne]3s¹

Fill in the Blanks

How many valence electrons?

Fill in the Blanks

​https://youtu.be/h5R6EMiqlUY?si=lXXL-Hekn9G9ls6a

What is the electron configuration of the sodium ion?

Multiple Choice

What is the electron configuration of the sodium ion, Na⁺ (z=11)?

• $$\left[Na\right]$$

• $$\left[He\right]2s^22p^6$$

• $$\left[Ne\right]3s^1$$

• $$\left[Ne\right]1s^22s^22p^63s^1$$

When an atom and an ion have the same electron configuration they are said to be ____________

Multiple Choice

When an atom and ion have the same electron configuration they are said to be ________

• isoelectronic

• congruent

• analogous

• None of these. Two species cannot have the configuration

​Also some of the transition metal ions, but you do NOT need to know those in this class.

Which noble gas is isoelectronic with the strontium ion, Sr²⁺?

Fill in the Blanks

Self-Pace Mode

Multiple Choice

Which noble gas would be used for the noble gas configuration of magnesium, Mg (z=12)?

• He

• Ne

• Ar

• Kr

• Xe

Multiple Choice

Which noble gas would be used for the noble gas configuration of oxygen, O (z=8)?

• He

• Ne

• Ar

• Kr

• Xe

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Multiple Choice

Which of the following pairs of ions are isoelectronic?

• Na⁺ and Cl^-

• Cl^- and F^-

• K⁺ and P^3-

• Ca²⁺ and Mg²⁺

Fill in the Blanks

Multiple Choice

Which of the following pairs of ions are isoelectronic?

• Na⁺ and Cl^-

• Cl^- and F^-

• K⁺ and Br^-

• Ca²⁺ and S^2-

Multiple Choice

What is the electron configuration of the selenium ion, Se^2– (z=34)?

• [Ar]4s²4p⁶

• [Ar]4s²4d¹⁰4p⁶

• [Ar]4s²3d¹⁰4p⁶

• [Ar]4s²4d¹⁶

• [Ar]4s²4d⁶4f¹⁰

The End