Periodic Table Review

Dmitri Mendeleev organized the periodic table according to __________

• atomic mass

• atomic number

• chemical properties

• energy level

Henry Moseley organized the periodic table according to __________

• alphabetically

• increasing atomic number

• chemical properties

• increasing atomic mass

What is the electron configuration for Oxygen?

• 1s² 2s² 2p⁴

• 2p⁴

• 2s² 2p⁴

• 1s² 2s² 2p⁶

What is the electron configuration for Argon?

• 1s² 2s² 2p⁴

• 3p⁶

• 1s ²2s² 2p⁶ 3s² 3p⁶

• 1s² 1p⁶ 2s² 2p⁶ 3s² 3p⁶

What is the electron configuration for Rubidium?

• 5s¹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 4p⁶ 5s¹

• 1s ² 2s² 2p⁶ 3s² 3p⁶ 4s² 4d¹⁰ 4p⁶ 5s¹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s¹

What is the electron configuration for Silicon?

• 3p²

• 1s² 2s² 2p⁶ 3s² 3p²

• 1s ² 2s² 2p⁶ 3s² 3p³

• 1s² 1p⁶ 2s² 2p⁶ 3s² 3p²

What is the noble gas notation for Silicon?

• 3p²

• [Ne] 3p²

• [Ne] 3s² 3p²

• [Ar] 3s ² 3p²

What is the noble gas notation for Niobium?

• [Xe] 5s² 4d⁸

• 4d³

• [Ne] 4s² 4d³

• [Kr] 5s² 4d³

What is the noble gas notation for Germanium?

• [Kr] 4s² 3d¹⁰ 4p²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p²

• [Ar] 4s² 3d¹⁰ 4p²

• 4p²

What is the noble gas notation for Xenon?

• [Kr] 4s² 3d¹⁰ 4p⁶

• [Xe]

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

• [Xe] 4s² 3d¹⁰ 4p⁶