5.2 VL Electron Configuration Questions

What is the atomic number?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

How are orbitals are represented by a

• box

• leter s, p, d, and f

• a number

• none the choices.

Subshell are represented by a

• box

• leter s, p, d, and f

• a number

• none the choices.

Shells are represented by a

• box

• leter s, p, d, and f

• a number

• none the choices.

Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?

• Hund’s Rule
• Aufbau Principle
  
• Pauli Exclusion Principle

states that electrons that is sharing an orbital have opposite spins

• Hund’s Rule
• Aufbau Principle
  
• Pauli Exclusion Principle

electrons will occupy an empty orbital when it is available in that subshell

• Hund’s Rule
• Aufbau Principle
  
• Pauli Exclusion Principle

Tags

NGSS.HS-PS1-1

Atoms are most stable when their outermost shell is full. If their outermost shell is not full, _______ to have a filled outer shell to become stable.

• atoms will gain

• atoms will lose

• will share

• will do nothing

Which shell is filled after 3s?

Tags

NGSS.HS-PS1-1

Which subshell is filled after 4s?