Ch. 5.3 - Physics and the Quantum Mechanical Model

Ch. 5.3 - Physics and the Quantum Mechanical Model

Fill in the Blanks

What is the frequency of radiation with a wavelength of 5.00 x 10^-8 m?

= _ Hz

(put your answer in scientific notation using the format of #.###E[insert exponent])

Fill in the Blanks

In what region of the electromagnetic spectrum is radiation with a frequency of 5 x 10¹⁵ Hz?

Multiple Choice

True or False? The speed of light is a constant that can be obtained by dividing the frequency of light by its wavelength.

• True

• False

Multiple Choice

True or False? The amplitude of a wave is the distance between the crests.

• True

• False

Fill in the Blanks

What is the wavelength of the radiation whose frequency is 5.00 x 10¹⁵ s^-1?

= _ m

(put your answer in scientific notation using the format of #.###E[insert exponent])

Fill in the Blanks

In what region of the electromagnetic spectrum is radiation with a wavelength of 5 x 10^-8 m?

Multiple Choice

Which of the following choices places the colors of the visible spectrum in order of smallest wavelength to largest wavelength?

• red, orange, yellow, green, blue, indigo, violet

• red, yellow, orange, blue, green, violet, indigo

• violet, blue, green, orange, red, yellow

• violet, indigo, blue, green, yellow, orange, red

Multiple Choice

Which of the following choices places the regions of the electromagnetic spectrum in order of largest wavelength to smallest wavelength?

• radio waves, microwaves, infrared, visible, ultraviolet, x-ray

• x-ray, visible, ultraviolet, microwaves, infrared, radio waves

• radio waves, infrared, visible, microwaves, x-ray, ultraviolet

• x-ray, ultraviolet, visible, infrared, microwaves, radio waves

Multiple Choice

How are wavelength and frequency related?

• they are directly proportional to each other

• they are inversely proportional to each other

• they are always equal to each other

• they are a product of the speed of light

Multiple Choice

The transition of electrons from higher energy levels to the n = 2 energy level results in the emission of light from hydrogen atoms. In what part of the spectrum is the emitted light?

• infrared

• ultraviolet

• visible

• x-ray

Multiple Choice

The transition of electrons from higher energy levels to the n = 2 energy level results in the emission of light from hydrogen atoms. What is the name given to this transition series?

• Lyman Series

• Balmer Series

• Paschen Series