Electron Configuration and Atomic Orbitals

The video tutorial explains how to write the atomic orbital diagram for nickel. It begins with an introduction to atomic orbital diagrams and the importance of electron configurations. The tutorial then details the electron configuration of nickel, highlighting its position on the periodic table and the number of electrons. It proceeds to construct the atomic orbital diagram, showing the arrangement of electrons in different energy levels and orbitals. Finally, the video provides a visual representation of the electron arrangement around the nucleus of a nickel atom.

What is the first step in writing an atomic orbital diagram?

• Identifying the number of neutrons

• Finding the atomic mass

• Determining the electron configuration

• Calculating the atomic radius

How many protons does nickel have?

• 28

• 30

• 32

• 26

In a neutral atom, the number of protons is equal to the number of what?

• Electrons

• Isotopes

• Nuclei

• Neutrons

What is the electron configuration for the 3d subshell in nickel?

• 3d9

• 3d8

• 3d7

• 3d6

Which energy level is filled after 3p6 in nickel's electron configuration?

• 5s2

• 2p6

• 3d10

• 4s2

What is the purpose of writing an atomic orbital diagram?

• To find the number of neutrons

• To determine the atomic mass

• To visualize electron positions around the nucleus

• To calculate the atomic radius

How are electrons represented in the atomic orbital diagram?

• As circles

• As neutrons

• As protons

• As arrows

In the atomic orbital diagram, how are electrons in the same orbital represented?

• With squares

• With arrows pointing in opposite directions

• With arrows pointing in the same direction

• With circles

What is the maximum number of electrons that can occupy a p orbital?

• 6

• 8

• 4

• 2

What does the atomic orbital diagram help to illustrate about the nickel atom?

• The number of protons

• The atomic mass

• The number of neutrons

• The arrangement of electrons