A certain atom emits a photon of wavelength 520 nm (1 nm = 10-9 m) when an electron jumps from a higher allowed orbit to a lower orbit.
What is the frequency of the photon?
What is the photon energy in Joules?
What color in the visible light spectrum does it correspond to?
A certain atom emits a photon of wavelength 520 nm (1 nm = 10-9 m) when...
8. An exited hydrogen atom emits a photon having a wavelength of 388.9049 nm and the electron relaxes down to the n=2 level. What was the initial higher energy level of the electron? - hc 388.9049x10 nm -9 = -2.184x102 (12)
"If a hydrogen atom emits a photon of light with a wavelength of 102.6 nm when an electron returns to n = 1 , what n-value was the atom in originally?"
An isolated atom of a certain element emits light of wavelength 512 nm when the atom falls from its fifth excited state into its second excited state. The atom emits a photon of wavelength 411 nm when it drops from its sixth excited state into its second excited state. Find the wavelength of the light radiated when the atom makes a transition from its sixth to its fifth excited state. An isolated atom of a certain element emits light of...
n atom emits a photon having a wavelength of 388.9049 nm and the electron relaxes down to the n-2 level. What was the initial higher energy level of the electron?
A photon of green light has a wavelength of 520 nm. a) (5 points) Calculate the photon's frequency. b) (5 points) Calculate the photon's magnitude of momentum. c) (5 points) Calculate the photon's energy. Express the energy in both joules and electron volts.
1. A line in the spectrum of atomic mercury has a wavelength of 254 nm. When mercury emits a photon of light at this wavelength, the frequency of this light is 2. What is the energy of a photon of blue light that has a wavelength of 453 nm? 3. What is the wavelength of light that is emitted when an excited electron in the hydrogen atom falls from n=5 to n = 1? the wavelength of a 149-g baseball...
4. An atom emits a photon with a wavelength of 872 nm when its electron moves from the n = 5 energy level to the n = 4 energy level. From this fact, what can you can conclude? (Hint: drawing a diagram may be helpful) (A) This atom must emit lower energy light than the 872 nm light when moving from the n= 5 energy level to the n= 1 energy level (B) This atom's electron can transition from the...
5. Calculate the wavelength (nm), and energy (J) of a photon with a frequency of 6.8 x 1013 sł. To what portion of the electromagnetic spectrum does this belong? umܝܩܩܩܩܩܩܩܩܩܩܝAQS Anshasa Radiation type 6. Calculate the frequency of radiation (s!) associated with an electron relaxing from the n=6 to n=2 energy level in a hydrogen atom. What color would this be? Ans. - s Color =
1.(3) The line of longest wavelength in visible light for the emission spectrum of hydrogen, 656nm (Balmer series), would correspond to what electronic transition? 2.(7) Explain the wave-particle duality of matter and light. Why don’t we notice this effect in everyday activities? What do electrons behave most like in an atom? 3.(8) What is the approximate range, in nm, for visible light? Which end contains photons of the highest energy? What is the mathematical relationship between energy of a photon...
1) A laser emits light of frequency 4.74 x 10# sec . What is the wavelength of the light in nm(l m -10 nm)? The speed of light is c 2.998 x 10* m/s. (5 pts) 2) The blue color of the sky results from the scattering of light by air molecules. The blue light has a frequency of about 7.5 x 10" Hz. (1 Hz- 1/s) a) Calculate the wavelength, in nm, associated with this radiation. 1 Hz 1s...