Bohr's Model of the Atom

Which element does this Bohr model represent?

• Aluminum

• Silicon

• Magnesium

• Cobalt

Tags

NGSS.HS-PS1-1

What is the atomic number of this atom?

• 2

• 4

• 6

• none of the above

Tags

NGSS.MS-PS1-1

What is the mass number of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.HS-PS1-8

What is the maximum number of electrons that can be found in the second shell (energy level)?

• 2

• 8

• 18

What element is represented in this Bohr Model?

• Carbon

• Hydrogen

• Aluminum

• Lithium

Tags

NGSS.HS-PS1-1

What is the name of this element?

• Lithium

• Boron

• Carbon

• Neon

Tags

NGSS.HS-PS1-1

How many valence electrons?

• 2

• 5

• 6

• 8

Tags

NGSS.HS-PS1-1

What group does this element belong to?

• 1

• 2

• 17

• 18

Tags

NGSS.HS-PS1-1

Which postulate of Bohr's model explains the stability of atoms?

• Electrons revolve in fixed orbits without radiating energy

• Electrons emit energy when they jump between orbits

• The nucleus is positively charged

• Electrons have a negative charge

According to Bohr's model, what determines the energy level of an electron in an atom?

• The size of the nucleus

• The distance from the nucleus

• The number of protons

• The number of neutrons