Exploring Electron Configuration Basics

The video tutorial explains electron configuration, a method to represent electron positions in an atom. It covers the Bohr model, energy levels, subshells, and orbitals, including S, P, and D orbitals. The tutorial also discusses how the periodic table is organized into blocks and how this relates to electron configurations. Steps for writing electron configurations are provided, along with examples for elements like carbon and sodium. The video concludes with a brief introduction to abbreviated electron configurations using noble gases.

What is the maximum number of electrons that the first energy level can hold?

• 18

• 2

• 8

• 32

Which of the following is NOT a type of orbital discussed in the video?

• D

• P

• F

• S

What shape do P orbitals have?

• Circular

• Dumbbell

• Clover

• Linear

Which block on the periodic table includes helium?

• D block

• F block

• S block

• P block

What is the first step in writing an electron configuration?

• Start at the top of the periodic table

• Identify the number of electrons

• List the subshell letter

• Count the orbitals

How many electrons can a P subshell hold?

• 8

• 6

• 4

• 2

What is the electron configuration for carbon?

• 1s2 2s2 3p2

• 1s2 2s2 2p2

• 1s2 2p2 2s2

• 1s2 2s2 2p4

Tags

NGSS.HS-PS1-1

How many electrons does sodium have?

• 11

• 10

• 13

• 12

Tags

NGSS.HS-PS1-1

What is the abbreviated electron configuration for sodium?

• [Ne] 2s1

• [He] 2s1

• [Ne] 3s1

• [Ar] 3s1

Tags

NGSS.HS-PS1-1

Which noble gas is used in the abbreviated electron configuration for sodium?

• Krypton

• Argon

• Neon

• Helium

Tags

NGSS.HS-PS1-1