Electron Configuration Quiz

What is the primary tool used to write electron configurations in this video?

• A chemistry textbook

• A periodic table

• A molecular model

• A calculator

Which block does helium belong to in the periodic table?

• s block

• p block

• f block

• d block

How is the electron configuration determined for elements in the d block?

• Row number plus one

• Row number minus one

• Row number

• Row number minus two

What is the full electron configuration for oxygen?

• 1s2 2p4

• 1s2 2s2 2p6

• 1s2 2s2 3p4

• 1s2 2s2 2p4

What is the noble gas configuration for potassium?

• [Ne] 3s1

• [He] 2s1

• [Ar] 4s1

• [Kr] 5s1

Which noble gas is used in the shortcut notation for palladium?

• Neon

• Argon

• Krypton

• Xenon

What is the full electron configuration for palladium?

• 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10

• 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d6

• 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d8

• 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 5d8

In which block is cerium located?

• s block

• p block

• d block

• f block

What is the noble gas configuration for cerium?

• [Kr] 5s2 4d1

• [Xe] 6s2 4f1

• [Ne] 3s2 3p1

• [Ar] 4s2 3d1

What is the significance of the number in the electron configuration notation?

• It shows the number of protons

• It indicates the atomic number

• It denotes the number of neutrons

• It represents the energy level or row