ELECTRONS

What element has the following electron configuration? [Ar] 3d¹⁰4s²4p³

• As
• P
• Se
• Ga

Tags

NGSS.HS-PS1-1

How many electrons can each p sub-level hold?

• 6

• 10

• 2

• 14

Which is associated with more energy? 

• 2p
• 2s
• 3p
• 1s

Tags

NGSS.HS-PS1-1

How many orbitals are in the f sublevel

• 1
• 3
• 5
• 7

Who determined that it is not possible to simultaneously determine the electron's position and velocity?

• Pauli
• Hund
• Heisenberg
• Einstein 

What atom matches this electron configuration?
[Xe] 6s² 4f¹⁴ 5d⁹

• Mercury
• Gold
• Platinum
• Thallium

Tags

NGSS.HS-PS1-1

What is the maximum number of electrons that an orbital can have?

• 1 electron
• 2 electrons
• 3 electrons
• 4 electrons

Bromine is found in which block?

• s
• p
• d
• f

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The rule that states: All orbitals of equal energy are occupied by one electron in one spin direction before any single orbital is occupied by a second electron.

• Aufbau principle

• Pauli exclusion principle

• Hund’s rule

• Core Notation

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

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1