Bohr's hydrogen atom is one of the successful theories in modern physics in explaining the behavior of atoms. Which of the following is TRUE about this theory Select one or more: a. Hydrogen atom is one of the simplest atom in the periodic table of element b. The energy levels of hydrogen atom is discrete c. The energy that an electron can gain is specific for each energy levels d. An electron can have any value of energy e. All of the above

Q: A certain atom has an electron at energy level E2 = -3x10-19 J. An electron cascades from its…

A: Given data The energy level of the electron of an atom is E2 = -3 x 10-19 J The energy level at…

Q: 2. Write the equation to calculate the energy levels for a hydrogen atom

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Q: A typical atomic nucleus is about 5x10^-15m in radius. Use the uncertainty principle to place a…

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Q: 1. Bohr's Model can be used to find the wavelengths of the photons in the absorption or emission…

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Q: Q5: Determine the frequency of the wave length which emitted from an atom has an electron transited…

A: The energy gap  between two orbits is given by the equation ∆E=Ef-Ei......(1) Also…

Q: 1. Explain Quantum confinement and quantum dots.

A: This question is based on the Quantum Mechanics topic. Quantum confinement and quantum dots help us…

Q: 3. QUESTION 3 An electron in a hydrogen atom absorbs a photon and jumps from an orbit to another…

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Q: Which model of the hydrogen atom, the Bohr model orthe quantum-mechanical model, predicts that the…

A: In the Bohr's model, the electrons are placed in definite circular orbits. The electron in the…

Q: Q4:-What are the physical meaning of the following terms? a. Corresponding principle b. Principle…

A: (a) The correspondence principle addresses the connection between classical and quantum physics. The…

Q: 3) From the classical physics point of view what was the problem with electron rotating around the…

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Q: Modern physics Explain the Franck Hertz Experiment. Which property of atoms has been proven in this…

A: The answer is given below

Q: 1. Why is ultraviolet radiation commonly used in sanitizing hospitals and operating rooms? 2. Using…

A: Ultraviolet rays are used in sterlizing or sanitizing hospitals and operating rooms because…

Q: 3. Determine the De Broglie wavelength for electron moving in the third excited orbit around the…

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Q: "Rutherford-Bohr atom model is the absolute and universal model for all elements". Discuss this…

A: Rutherford from his α-ray scattering experiment predicted that the electrons in atoms revolve around…

Q: In Bohr's atomic model, an electron is revolving in n =3 level. Calculate the speed and time period…

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Q: Find the magnitude of the force exerted on an electron in theground-state orbit of the Bohr model.

A: Let us consider that the hydrogen atom is having only one proton inside the nucleus and only one…

Q: 2. List the assumptions of the Bohr theory of the hydrogen atom.

A: Answer:-  Assumption of the Bohr theory of the hydrogen atom :-  (1) An electron moves along the…

Q: 5. A hydrogen atom has an electron in the n = 4 state. What is the total energy of the electron? eV

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Q: 6. Bohr’s theory of hydrogen can be transferred to planetary astronomy (ke2 → GMm). Assume that the…

A: (a) Write the expression for the potential energy for the hydrogen electron

Q: 5. Wien's Law states that the peak wavelength of of photons emitted by an object is inversely…

A: For a temperature T1 = 4000 K, the peak photon wavelength is λp1 = 1000 nm. Assume that for a…

Q: Calculate the radius of the orbital and the velocity of the electron in the second orbital = n2 for…

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Q: A doubly ionized lithium atom (Li++) is one that has had two of its three electrons removed. The…

A: Li++ion l + As+3e charge in the nucleus. Because it only has one electron, it energy levels are very…

Q: 7. Determine the velocity of the electron in a positronium atom which is shown in the figure. Assume…

A: The radius of the positronium atom is 2×5.3×10-9 cm.

Q: For each element below, drawa Bohr model that includes the correct numbers for Protons, neutrons,…

A: For  Boron Atomic number, Z = 5 electronic configuration, 2 , 3  Mass number, A =10  Number of…

Q: 1- Energy in a Bohr orbit is given by where B = 2.179 x 10-18 J. Calculate the frequency of…

A: When an electron do a jump from the third to second orbit, a photon is emitted, the energy of which…

Q: Question: Which of the following statements regarding Erwin Schrödinger's quantum mechanical model…

A: To determine: The correct statement.

Q: 1. Bohr's Model can be used to find the wavelengths of the photons in the absorption or emission…

A: We know that, Wavelength of the photon of emission spectrum is given by, 1λ=RH1n22-1n12 Where, RH is…

Q: 5. If the Hydrogen atom has a quantum number of 3, solve for the energy and radius.

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Q: Hydrogen atoms in states of high quantum number have been created in a lab. (a) Find the quantum…

A: (a) in the question it is given that r=0.01mm=10-5m According to the bohr's model of hydrogen like…

Q: Solve using GUESS method. Atomic and Nuclear Phenomena 1. A hypothetical atom has three energy…

A: Let us set up the energy levels for the said atom. Let the energy levels in the oder of increasing…

Q: A hydrogen atom has its electron in the n = 4 level. The radius of the electron's orbit in the Bohr…

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Q: Explain the physical significance of the different quantum numbers and used in the vector model of…

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Q: 2. An electron initially moving in the third orbit around the nucleus of the hydrogen atom. Find the…

A: The energy of electron in different orbits can be given by the formula E = -13.6n2 eV Now putting n=…

Q: 4. In describing the atom, we often refer to the "electron cloud." Does this mean that the electron…

A: The modern model of an atom is called the electron cloud model. That is because each orbital around…

Q: Q1) The Bohr model of an atom explains the physical behavior of an atom through three hypotheses.…

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Q: A hydrogen atom is excited to the n = 4 level. Its decay to the   n = 2 level is detected in a…

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Q: Which of the following statements regarding the Rutherford model of the atom is correct? O The…

A: Rutherford model: On 1909, Sir Earnest Rutherford devised and performed an famous experiment called…

Q: 6) What is the longest wavelength that is able to ionize a hydrogen atom?

A: The longest wavelength that is able to ionize a hydrogen atom is obtained as follows

Q: A hydrogen atom is excited to the n = 6 level. Its decay to the n = 2 level is detected in a…

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Q: An electron in a hypothetical atom cascades from energy level E2 to the ground state E1 = -7.31 eV,…

A: Given - Energy of ground state , E1= -7.31 eV frequency of photon emitted , f = 4.2 x1014 Hz…

The Bohr model

Students often get confused between Rutherford’s model and Bohr model of an atom. They interpret the postulates of both these models to be the same, which is incorrect. Rutherford’s model differs from Bohr’s model in the following ways: