QUESTION 20 In Rutherford's model of atom, the size of the nucleus is estimated to b O 10:5 m O 10-10m O 10-15m O 10:20m

Q: Selenium, with electron configuration 3p4 has possible term symbols ¹S0, ³Po, 3P1, ³P2, ¹Do. One…

A: How to find ground state of given electronic configuration

Q: What is the probability that an electron in the ground state of the hydrogen atom is found within…

A: the electron within a hydrogen atom in its ground state is probably going to be somewhere near the…

Q: What is the binding energy for an electron in the ground state in the following hydrogen-like atoms?…

A: The energy of an electron in the nth shell of an atom with atomic number Z is given by  En =…

Q: A line in the emission spectrum of hydrogen has a wavelength of 91.9 nm. This line is a member of…

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Q: Binding Energy 3 If an electron is removed from the K-shell by a high energy photon of energy Ek and…

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Q: An isotope of beryllium (atomic mass of 7.017 u) emits a y ray and recoils with a speed of 1.07 x…

A: Solution: Given: 1 u = 1.6605 x 10-27 kg h = Planck's constant = 6.63 x 10-34 J.s m = mass of Be…

Q: Question 12 Why are the noble gases inert? Nobel gases readily form positive ions. Nobel gases…

A: Helium, neon, argon, krypton, xenon, and frequently radon are among a group of rare gases that…

Q: What is the radius of the electron orbit of a hydrogen atom for n=4? in nanometers

A: Answer             0.8464 nanometer

Q: In Rutherford’s scattering experiments, alpha particles acharge = +2ef were fired at a gold foil.…

A: As given in the question initially the Alpha particle have some kinetic energy which is slowly…

Q: Describe the Thomson raisin pudding model of the atom.

A: Thomson raisin pudding model is one of the initial attempts for an atomic model.This model proposed…

Q: An isotope of beryllium (atomic mass of 7.017 u) emits ay ray and recoils with a speed of 2.07 x 104…

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Q: Assuming that only a single electron is present and a Bohr model, calculate the mean radius, orbital…

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Q: Rutherford found the size of the nucleus to be about 10-15 m. This implied a huge density. What…

A: Given Data:Diameter of gold atom To Determine:The density of gold atom.

Q: On what lines the Bohr’s theory of circular orbit for an atom when nucleus is in motion differs from…

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Q: Fill in the nine gaps in this table. Element symbol K N Protons 19 16 7 20 7 Neutrons 18 Electrons…

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Q: Based on Bohr's theory of Atomic configuration, radius of the smallest possible orbit in a hydrogen…

A: According to the Bohr's theory the electrons revolve around the nucleus in the orbit. It loses…

Q: Draw Bohr-Rutherford diagram for tritium

A: Tritium or Hydrogen-3 is an isotope(having the same atomic number Z but different mass number A) of…

Q: Periodic Table of Elements 1 H 1 MR theri 2 Li APAR AMI 11 3 Na ww 19 4 K Nas 37 all 5 Rb sollach 55…

A: The Mass number of Uranium Nucleus=235 The atomic number of Uranium Nucleus=92

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: Rutherford found the size of the nucleus to be about 10-15 m. This implied a huge density. What…

A:

Q: What is the radius in nm of the electron orbit of a hydrogen atom for n = 4?  answer in (nm)

A:

Q: Wavelength of first line in Lyman series in 2. What is the wavelength of first line in Balmer…

A: Solution:-Given thatWavelength of first line in Lyman series=λ

Q: For a moment, assume that there are electrons in the nucleus. The radius of the nucleus is of the…

A: The following data are given: Radius of the nucleus, r = 1 fm = 10-15m

Q: In Rutherford's scattering of alpha-particles in a thin gold foil, one neglects the effect of atomic…

A: Alpha particles can attract electrons in Rutherford’s gold foil experiment. However, the effect of…

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: Question 8 of 22 The fact that the n = 1 state of the hydrogen atom cannot be occupied by more than…

A: Pauli's Exclusion Principle states that no two electrons in the same atom can have identical values…

Q: The first line in the Lyman series of H is at 82257.098 cm-1, while that line in the spectrum of…

A: Rydberg formula is used to calculate the wavelength of the spectral line formed during atomic…

Q: During the Compton Effect, x rays most often interact with * O Outer shell electrons Protons Inner…

A: Compton effect is a principle based on photon interaction.

Q: Rutherford found the size of the nucleus to be about 10-15 m. This implied a huge density. What…

A: Diameter of gold atom, d=10-15 m We have to determine the density of gold.

Q: In the Rutherford Model of the atom all of the mass and positive charge is located in a center…

A: Conclusions of Rutherford Model of the atom is: The positively charged particle and most of the…

Q: 10. Positronium A bound electron-positron pair is known as positronium. The positron is the…

A: Given Data: A positron is given. Consider that e- and e+ are orbiting the mutual center of mass. To…

Q: Because electron is lighter that the nuclei by a factor of 2000 and there are different timescales…

A: Answer: The given statement is True.

Q: The energy (eV) calculated for Hydrogen atom for n =1 shell is

A: Given n = 1 (shell number) We have to calculate energy in eV for hydrogen atom

Q: A 12.5 eV electron beam is used to excite a gaseous hydrogen atom at room temperature. Determine the…

A: The relation between the energy and wavelength is  E =h cλ where, h is the Plank's constant, c is…

Q: This electron is directly approaching the nucleus, moving towards the nucleus. Find (1) the…

A: To find the equations of motion and Lagrange's equation for an electron moving directly toward the…

Q: What must the width of the box be for the ground-level energy to be 5.0 MeV, a typical value for the…

A: Energy Eigenvalue: For the particle of the mass m, bound to the nucleus in a box of width L, its…

Q: Ratio of longest wavelengths corresponding to Lyman and Balmer series in hydrogen spectrum is:-

A:

Q: In a Geiger tube, the total time taken to create a pulse and then I the electrons recombine with the…

A: In G. M. Tube , slow positive ion takes 100μs to reach at cathode. If in this time, any other ion…

Q: Estimate the binding energy of the third electron inlithium using the Bohr model.

A: To determine: The binding energy of the third electron in lithium using Bohr model

Q: By using the principle of accuracy, he proved the impossibility of the electron being inside the…

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Q: How many neutrons does a 37 Cl atom have? 35 neutrons 17 neutrons 20 neutrons 35.45 neutrons 37…

A: The atomic number of chlorine is 17, therefore the number of protons in the nucleus is 17 and hence…

Q: A particle in a one-dimensional infinite square well defined in the region 0 < ¢<Lcan be written as…

A: "Since you have asked multiple Question, we will solve the first Question for you as per Bartleby…

Q: Describe Rutherford’s gold foil experiment.

A: In Rutherford gold foil experiment the alpha particle are allowed to strike the gold foil. This…

Q: If the energy of the ionization of a hydrogen atom is equal to 14.6ev then the kinetic energy of…

A: Given energy of ionization E=14.6eV

Q: The K? x rays arising from a cobalt (Z = 27) target have a wavelength of about 179pm. The atomic…

A: Given,The wavelength when it rise, According to Moseley law,