Electron Configuration Practice

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

How many electrons can the d sublevel hold?

• 8
• 10
• 2
• 4

What is the shorthand electron configuration for Sulfur atom?

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

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

This orbital diagram represents:

• C

• B

• N

• O

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

 The diagram above represents two electrons with 

• a. opposite spins.
•  b. the same spin.
• c. different energies.
• d. different energy levels.

Which element is pictured?

• neon
• fluorine
• magnesium
• argon

Tags

NGSS.HS-PS1-1

What is incorrect about this orbital diagram?

• Both arrows in the 2p box should be pointing up
• There is nothing incorrect with this diagram
• In the there should only be 1 electron in the first 2p box and one in the 2nd 2p box

• All the arrows should be pointing up.