Mastery Check: Bohr Model & The Periodic Table

In the Bohr Model, what determines the energy level of an electron?

• The number of protons in the nucleus

• The distance of the electron from the nucleus

• The number of neutrons in the nucleus

• The type of element

How many electrons can the first energy level hold in the Bohr Model?

• 1

• 2

• 4

• 8

Calculate the maximum number of electrons that can occupy the third energy level in the Bohr Model.

• 8

• 18

• 32

• 10

Which of the following elements has its outermost electron in the second energy level according to the Bohr Model?

• Sodium

• Neon

• Argon

• Potassium

Tags

NGSS.HS-PS1-1

Describe how the Bohr Model explains the emission of light from an atom.

• Electrons emit light when they collide with the nucleus

• Electrons emit light when they move to a higher energy level

• Electrons emit light when they fall to a lower energy level

• Electrons emit light when they are stationary

Tags

NGSS.MS-PS4-1

What is the significance of the atomic number in the periodic table?

• It represents the number of neutrons in an atom

• It represents the number of protons in an atom

• It represents the total number of protons AND electrons in an atom

• It represents the atomic mass of an atom

Which of the following elements is located in period 3 of the periodic table?

• Helium

• Sodium

• Calcium

• Krypton

How does the Bohr Model explain the absorption of energy by an atom?

• Electrons absorb energy when they collide with the nucleus

• Electrons absorb energy when they move to a higher energy level

• Electrons absorb energy when they fall to a lower energy level

• Electrons absorb energy when they are stationary

Tags

NGSS.HS-PS4-3

What is the maximum number of electrons that can occupy the second energy level in the Bohr Model?

• 2

• 4

• 8

• 10

What is the significance of the period number in the periodic table?

• It represents the number of protons in an atom

• It represents the number of neutrons in an atom

• It represents the number of electron shells in an atom

• It represents the atomic mass of an atom