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Electron Transitions and Spectral Lines Conceptual Question The spectrum of a hypothetical atom is shown in...
The diagram represents energy transitions for an electron in an atom. Lines B and C correspond...
The diagram represents energy transitions for an electron in an atom. Lines B and C correspond to photons in the visible spectrum but Lines A and D do not. Select the TRUE statement n = 5 ENERGY с се n = 1 Line A corresponds to the photon with the highest frequency. Line D corresponds to the photon with the highest frequency Line A corresponds to a photon with a longer wavelength than Line B. Line D corresponds to a...
4. Which of the following transitions of an electron in a hydrogen atom corresponds to the...
4. Which of the following transitions of an electron in a hydrogen atom corresponds to the lowest frequency of the emitted photon? (n = 2 → n = 10 means a transition from the state with n = 2 to the state with n = 10) (A) n = 4 → n = 2 (B) n = 5 → n = 3 (C) n = 4 → n = 5 (D) n = 6 → n = 3 (E) n...
4. When a hydrogen atom is bombarded, the atom may be raised into a higher energy state. As the excited electron f...
4. When a hydrogen atom is bombarded, the atom may be raised into a higher energy state. As the excited electron falls back to the lower energy levels, light is emitted. What are the three longest-wavelength spectral lines emitted by the hydrogen atom as it returns to the n = 1 state from higher energy states? Give your answers to three significant figures. The lowest possible state, n = 1, corresponds to the electron in its smallest possible orbit; it...
1. The figure below illustrates two electron transitions for a hydrogen atom. The transitions are labeled...
1. The figure below illustrates two electron transitions for a hydrogen atom. The transitions are labeled (a) and (b) in the figure. Energy n = 3 - n = 2 1 n = 1 Based on the figure alone (without performing any calculations) decide which of the transitions is associated with a lower wavelength. Briefly explain your reasoning. 2. Use the Balmer-Rydberg equation to calculate the wavelength, la, for transition (a) in the figure above. Calculate the energy, in units...
Problem 8: Consider the Balmer series of spectral lines in the hydrogen atom. Part (a) What...
Problem 8: Consider the Balmer series of spectral lines in the hydrogen atom. Part (a) What is the smallest-wavelength line, in nanometers, in the Balmer series? Numeric : A numeric value is expected and not an expression. Amin Part (b) Which part of the electromagnetic spectrum is this photon? MultipleChoice: 1) Gamma ray 2) Infrared 3) X-ray 4) Visible 5) Ultraviolet
- White light spectrum – a. How does the spectrum of white light differ from the spectrum...
- White light spectrum – a. How does the spectrum of white light differ from the spectrum of hydrogen, neon and sodium? b. What color corresponds to 5.7 x 10-7 meters? _____________________________ - Hydrogen Emission Spectrum – There are several lines with colors and 3 lines which are white. The white lines are in the infrared region and not visible. a. Which line in the visible spectrum has the longest wavelength and lowest energy? ______________________ b. Figure 6.1 in the lab manual represents the Balmer...
3. Compare the two electron transitions shown below. In each system, an electron relaxes back to...
3. Compare the two electron transitions shown below. In each system, an electron relaxes back to the ground state of the atom. System A:e goes from n=3 to n=2; System B: e goes from n=2 to n= 1; a) Which system will emit light of higher energy as the electron relaxes back to the ground state of the atom? Explain. (1.5 points) b) Which system will emit light of longer wavelength as the electron relaxes back to the ground state...
An electron in an excited hydrogen atom makes two transitions. First the electron drops from the...
An electron in an excited hydrogen atom makes two transitions. First the electron drops from the n=5 to the n=2 state, then the electron drops from the n=2 to the n=1 state. 1. Calculate the frequency of the photon emitted in the first transition. a) 2.91x1014 Hz b) 3.91x1014 Hz c) 4.91x1014 Hz d) 5.91x1014 Hz e) 6.91x1014 Hz 2. Calculate the momentum of the photon emitted in the second transition. a) 1.44x10-27 kg-m/s b) 2.44x10-27 kg-m/s c) 3.44x10-27 kg-m/s...
A helium atom has two electrons, let us call them electron 1 and 2. Suppose electron...
A helium atom has two electrons, let us call them electron 1 and 2. Suppose electron 1 is in the ground state and electron 2 is in the first excited state. 1. Calculate the minimum energies (in eV) of photons needed to eject each electron out of the atom. [5 points) 2. Draw an energy level diagram for a helium atom and indicate the transitions in part 1. You do not need to calculate the energies of various energy levels....
1. How many lines would be in the emission spectrum of hydrogen if the hydrogen atom...
1. How many lines would be in the emission spectrum of hydrogen if the hydrogen atom had only 4 energy levels? 2. What was the initial energy level of an electron if it was excited by a photon of wavelength 0.656µm and jumped to an energy level of 3? 3 .Calculate the frequency of visible light emitted by electron drop from n=233000 in Balmer series of hydrogen atom.
The diagram represents energy transitions for an electron in an atom. Lines B and C correspond to photons in the visible spectrum but Lines A and D do not. Select the TRUE statement n = 5 ENERGY с се n = 1 Line A corresponds to the photon with the highest frequency. Line D corresponds to the photon with the highest frequency Line A corresponds to a photon with a longer wavelength than Line B. Line D corresponds to a...
4. When a hydrogen atom is bombarded, the atom may be raised into a higher energy state. As the excited electron falls back to the lower energy levels, light is emitted. What are the three longest-wavelength spectral lines emitted by the hydrogen atom as it returns to the n = 1 state from higher energy states? Give your answers to three significant figures. The lowest possible state, n = 1, corresponds to the electron in its smallest possible orbit; it...
1. The figure below illustrates two electron transitions for a hydrogen atom. The transitions are labeled (a) and (b) in the figure. Energy n = 3 - n = 2 1 n = 1 Based on the figure alone (without performing any calculations) decide which of the transitions is associated with a lower wavelength. Briefly explain your reasoning. 2. Use the Balmer-Rydberg equation to calculate the wavelength, la, for transition (a) in the figure above. Calculate the energy, in units...
Problem 8: Consider the Balmer series of spectral lines in the hydrogen atom. Part (a) What is the smallest-wavelength line, in nanometers, in the Balmer series? Numeric : A numeric value is expected and not an expression. Amin Part (b) Which part of the electromagnetic spectrum is this photon? MultipleChoice: 1) Gamma ray 2) Infrared 3) X-ray 4) Visible 5) Ultraviolet
3. Compare the two electron transitions shown below. In each system, an electron relaxes back to the ground state of the atom. System A:e goes from n=3 to n=2; System B: e goes from n=2 to n= 1; a) Which system will emit light of higher energy as the electron relaxes back to the ground state of the atom? Explain. (1.5 points) b) Which system will emit light of longer wavelength as the electron relaxes back to the ground state...
A helium atom has two electrons, let us call them electron 1 and 2. Suppose electron 1 is in the ground state and electron 2 is in the first excited state. 1. Calculate the minimum energies (in eV) of photons needed to eject each electron out of the atom. [5 points) 2. Draw an energy level diagram for a helium atom and indicate the transitions in part 1. You do not need to calculate the energies of various energy levels....
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