Bohr Model of Hydrogen Atom

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

• 97 nm

• 434 nm

• 410 nm

• 1282 nm

Which section of the electromagnetic spectrum has the highest frequency?

• Radio Waves

• Microwaves

• Ultraviolet light

• Gamma Rays

As wave frequency increases, what happens to wavelength?

• It increases

• It decreases

• Nothing, they are independent of each other

The line with the shortest wavelength is produced in the hydrogen spectrum when electron moves

• from n=2 to n=1
• from n=3 to n=1
• from n=4 to n=1
• from n=4 to n=3

Visible light is the only type of electromagnetic radiation.

• True
• False

Scientists use what are known as "spectrometers" to view the atomic spectra of various gasses.

• True
• False

Every element has its own unique atomic spectra.

• True
• False

Blue visible light has a shorter wavelength than red visible light.

• True
• False

Emission lines create _____ spectral lines on a visible light spectra due to the electrons moving into their _____ state.

• dark; excited
• dark; ground
• bright; excited
• bright; ground

An excited state is an energy level of an atom, ion, or molecule in which an electron is at a higher energy level than its ground state.

• ground state

• excited state

• kinetic energy

• photoelectric effect