Bohr's Model of the Atom

If a photon hits an atom, the electron will ___________ the energy. It is promoted from a _____ energy level to a ______ energy level.

• absorb; lower; higher

• emit; lower; higher

• absorb; higher; lower

• emit; higher; lower

Tags

NGSS.HS-PS4-3

According to Bohr, the energy absorbed by an electron upon excitation comes in a fixed amount called

• exact energy

• fixed energy

• quantized energy

• None of the above

_____________________ is the lowest energy level an electron will occupy in an atom.

• ground state

• excited state

Neils Bohr's atomic theory is similar to the concept of the

• solar system

• circles with dots

• spinning wheel

• None of the above

How are electrons arranged in an atom?

• In groups of five

• In energy levels

• By color

• By shape

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Soon after the electron absorbs energy, this energy is released in a form of light or photon. True or False?

• True

• False

Tags

NGSS.HS-PS4-3

Can electrons exist between energy levels/orbits?

• Yes

• No

According to Bohr, what two things do electrons have to have enough energy to do?

• Resist the energy given to it by a photon

• Stay in constant motion around its orbital

• Resist the attraction from the positive nucleus

• Jump between energy levels

Tags

NGSS.HS-PS4-3

In Bohr's model, electrons orbit the nucleus in specific paths called:

• A) Orbits

• B) Shells

• C) Energy levels

• D) All of the above

According to Bohr's model, when an electron jumps from a higher energy level to a lower one, it:

• A) Absorbs energy

• B) Emits energy

• C) Remains stable

• D) Disappears

Tags

NGSS.HS-PS1-2