Electron Configuration and Orbital Diagrams

Match the orbital diagram with the element:

• Neon

• 
• Nitrogen

• 
• Beryllium

• 
• Oxygen

• 
• Fluorine

• 

Tags

NGSS.HS-PS1-1

Identify the electron configuration and number of valence electrons for each element:

Groups:

(a) Lithium

,

(b) Carbon

,

(c) Boron

,

(d) Helium

• 
• Two (2) valence electrons

• Four (4) valence electrons

• 
• One (1) valence electron

• 
• 
• Three (3) valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Write the electron configuration for nitrogen

Answer explanation

A nitrogen atom has seven (7) electrons

Tags

NGSS.HS-PS1-1

Write the electron configuration for magnesium

Answer explanation

An atom of magnesium has twelve (12) electrons

Tags

NGSS.HS-PS1-1

Write the electron configuration for phosphorus

Answer explanation

An atom of phosphorus has fifteen (15) electrons

Tags

NGSS.HS-PS1-1

Reorder the following to show the electron configuration for oxygen:

• 1s²

• 2s²

• 2p⁴

Tags

NGSS.HS-PS1-1

Reorder the following to show the electron configuration for silicon:

• 3s²

• 2p⁶

• 1s²

• 3p²

• 2s²

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Reorder the following to show the electron configuration for sulfur:

• 3s²

• 1s²

• 2p⁶

• 2s²

• 3p⁴

Tags

NGSS.HS-PS1-1

Reorder the following to show the electron configuration for chlorine:

• 2s²

• 3s²

• 1s²

• 3p⁵

• 2p⁶

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which neutral atom element has this electron configuration: 1s² 2s² 2p⁶ 3s² 3p¹

Tags

NGSS.HS-PS1-1