Hydrogen Bohr

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

Which section of the electromagnetic spectrum has the smallest wavelength?

• Radio Waves

• Microwaves

• Ultraviolet light

• Gamma Rays

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NGSS.HS-PS4-1

The shortest wavelength in visible light is______.

• violet
• red
• blue
• yellow

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NGSS.HS-PS4-1

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.

The characteristic color bands that a hot, dilute gas emits are called...

• bright -line emission

• absorption spectra

• continuous emission

• black body radiation

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NGSS.HS-PS4-1

NGSS.HS-PS4-4

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

• it absorbs light
• it releases light

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NGSS.HS-PS4-3

An atom that has gained energy and moved upwards in the energy levels is said to be ...

• excited

• energized

• naturalized

• grounded

Who is responsible for the model of the atom where electrons travel in specific paths or orbits around the nucleus?

• Einstein
• Bohr
• Planck
• Dalton

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.

Tags

NGSS.HS-PS4-3

According to the Bohr Model, an electron gains or loses energy by:

• Jumping from an S orbital to a P orbital

• Moving faster or slower in an allowed orbit.

• Jumping from a low energy level to a higher energy level and visa versa.

• Jumping from one atom to another atom.