Condensed Electron Configurations Quiz

What is the condensed electron configuration for Bromine?

• [Ar] 4s2 3d10 4p5

• [He] 2s2 2p5

• [Ne] 3s2 3p5

• [Kr] 5s2 4d10 5p5

How many electrons does Lithium have?

• 4

• 1

• 3

• 2

Which noble gas is used for the condensed electron configuration of Carbon?

• Neon

• Argon

• Helium

• Krypton

What is the condensed electron configuration for Calcium?

• [Kr] 5s2

• [Ar] 4s2

• [Xe] 6s2

• [Ne] 3s2 3p6 4s2

What does a Ca2+ ion's electron configuration resemble?

• Argon

• Calcium

• Potassium

• Scandium

How many valence electrons does Barium have?

• 1

• 3

• 2

• 4

Which noble gas is not typically reactive, except under extreme conditions?

• Neon

• Krypton

• Argon

• Helium

What is the purpose of writing condensed electron configurations?

• To identify the noble gas core

• To simplify the visualization of valence electrons

• To save time

• All of the above

What happens to the electron configuration when an atom forms a negative ion?

• Loses electrons

• Gains protons

• Gains electrons

• Loses protons

Which of the following is true about the d orbitals in the context of condensed electron configurations?

• They are always empty

• They are considered valence electrons except when full

• They are irrelevant to chemical properties

• They can participate in chemical reactions