electron arrangements 2

The quantum model of the atom ______________.

• defines the exact path of an electron around the nucleus
• has the electrons in orbits
• has the electrons in orbitals
• was proposed by Niels Bohr

Which has more energy?

• electron in the 1 energy level
• electron in the 2 energy level
• electron in the 3 energy level
• electron moving from the 2 to the 1 energy level

In the Bohr model, if an atom has 6 electrons, how many will be in the second energy level?

• 2
• 4
• 6
• none

What is this element?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

What is this element?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many electrons can the d sublevel hold?

• 8
• 10
• 2
• 4

How many valence electrons does Si contain? 

• 14
• 28
• 2
• 4

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

A f orbital can at most hold how many electrons?

• 14 electrons
• 2 electrons
• 10 electrons
• 6 electrons

The electron configuration of an atom is 1s²2s²2p⁶.  The number of valence electrons in the atom is 

• 3
• 6
• 8
• 10

Tags

NGSS.HS-PS1-1

How many electrons can the 4th principal energy level hold?

• 2
• 8
• 18
• 32