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Light and photon energy

Chemistry • Electrons in Atoms • Knowledge-Based • 1 questions

Light and photon energy Knowledge-Based Download PDF

Chemistry · Atomic Structure · Chemistry · Electrons in Atoms

1 Chemistry practice questions on Light and photon energy. Questions that assess core concepts and understanding.

Questions

  1. 1.

    A beam of monochromatic light has a wavelength of 400 nm, while a second beam has a wavelength of 800 nm. Which statement correctly compares the frequency and photon energy of the 400 nm light to that of the 800 nm light?

    • A) The 400 nm light has half the frequency and half the photon energy of the 800 nm light.
    • B) The 400 nm light has half the frequency and twice the photon energy of the 800 nm light.
    • C) The 400 nm light has twice the frequency and half the photon energy of the 800 nm light.
    • D) The 400 nm light has twice the frequency and twice the photon energy of the 800 nm light.