Bohr Model and Light Review

How many valence electrons?

• 2
• 3
• 5
• 10

What element is represented in this Bohr Model?

• Carbon

• Hydrogen

• Aluminum

• Lithium

Tags

NGSS.HS-PS1-1

The innermost energy level has a maximum of how many electrons?

• 1

• 2

• 6

• 8

What's a valence electron?

• electrons in the second energy level
• electrons in the outermost energy level
• the atomic number
• electrons in the first level

When an electron moves from n=4 to n=1, what wavelength of energy is emitted?

• 97 nm

• 434 nm

• 410 nm

• 1282 nm

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which section of the electromagnetic spectrum has the highest frequency?

• Radio Waves

• Microwaves

• Ultraviolet light

• Gamma Rays

The shortest wavelength in visible light is______.

• violet
• red
• blue
• yellow

Emission of light from an atom occurs when an electron

• drops from a higher to a lower energy level.
•    jumps from a lower to a higher energy level.   
•    moves within its atomic orbital.
• falls into the nucleus.

If an electron moves from n=2 to n=4 ...

• it absorbs light
• it releases light

Electron in its lowest energy state is said to be in its ___________.

• Excited state

• Ground state

• Between orbitals

• In the nucleus