Electron Configuration, Orbital Notation, & Dot diagrams

​Electron Configuration, Orbital Notation, & Dot Diagrams

Multiple Choice

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Multiple Choice

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 4p¹

Multiple Choice

What atom matches this electron configuration?

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc

• Copper

• Nickel

• Germanium

Multiple Choice

Which element is pictured?

• neon
• fluorine
• magnesium
• argon

Multiple Choice

What element has this orbital notation?

• lithium

• beryllium

• boron

• carbon

Multiple Choice

How many valence electrons does Lithium (Li) have?

• 8

• 1

• 5

• 2

Multiple Choice

Valence electrons are: 

• Electrons farthest away from the nucleus
• Electrons closest to the nucleus
• Electrons that just come and go - they don't stay with the atom
• Electrons in the second shell

Multiple Choice

This is a correct dot diagram for neon (Ne)

• true

• false

Multiple Choice

This could be the dot diagram of 

• Ne
• Si
• Al
• Be

Multiple Choice

This could be the dot diagram of

• Mg

• Cl

• C

• O