Exploring Electron Behavior and Configuration

What are the main components of an atom?

• Protons, Neutrons, and Photons

• Protons, Electrons, and Quarks

• Protons, Neutrons, and Electrons

• Electrons, Neutrons, and Quarks

How many electrons can an S subshell hold?

• 10

• 6

• 2

• 14

Which subshell can hold a maximum of 14 electrons?

• F

• D

• S

• P

What is an orbital in the context of electron configuration?

• A region within a subshell that can hold up to two electrons

• A region within a shell that can hold up to two electrons

• A region within a nucleus that can hold up to two electrons

• A region within an atom that can hold up to two electrons

In an orbital filling diagram, what does a higher position on the y-axis represent?

• Higher energy level

• Lower energy level

• More electrons

• Fewer electrons

According to the Aufbau principle, which energy levels do electrons fill first?

• Random energy levels

• Middle energy levels

• Highest energy levels

• Lowest energy levels

What is the electron configuration for helium?

• 2s1

• 1s2

• 2s2

• 1s1

What does Hund's rule state about electron filling in orbitals?

• Electrons will fill the lowest energy orbitals first

• Electrons will fill the highest energy orbitals first

• Electrons will pair up in each orbital before filling singly

• Electrons will fill each orbital singly before pairing up

Which section of the periodic table represents the D block?

• The first two columns

• The last six columns

• The bottom two rows

• The middle ten columns

What is the noble gas shorthand for the electron configuration of magnesium?

• [Ne] 3p6

• [He] 2s2 2p6 3s2

• [Ar] 3s2

• [Ne] 3s2