ELECTRON CONFIGURATION

What atom matches this electron configuration?
1s² 2s² 2p⁶ 3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?
1s² 2s² 2p⁶ 3s²

• Neon
• Magnesium
• Aluminum
• Potassium

How many d orbitals are there in a given sublevel?

• 1
• 3
• 5
• 7

What is this element? 
1s²2s²2p⁶3s²3p⁶
4s²3d¹⁰4p⁶

• Argon
• Krypton
• Selenium
• Bromide

Tags

NGSS.HS-PS1-1

What is the shorthand electron configuration for Sulfur atom?

• [Ar] 3p⁴
• [He] 3s²3p⁴
• [Ne] 3s²3p⁴
• [Na] 3s²3p³
  

Tags

NGSS.HS-PS1-1

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

How many valence electrons does Chlorine have?

• 5
• 2
• 7
• 5

Tags

NGSS.HS-PS1-1

Which element is pictured?

• neon
• fluorine
• magnesium
• argon

Tags

NGSS.HS-PS1-1

Which of the following is a p block element?

• Ca
• Ar
• Re
• Au

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which element has an electron configuration of 2.8.8?

• Lead
• Flourine
• Neon
• Argon