4: (a) Explain quantum confinement and quantum dots.

Q: Give an example of a physical entity that is quantized. State specifically what the entity is and…

A: Quantization of a physical quantity is the concept of varying the quantity only over a particular…

Q: Which scientist defined the areas of probability of where electrons can be found orbiting the…

A:

Q: The electron in a hydrogen atoms transitions between the state of quantum number n1 and the state of…

A: wavelength of the emitted photon isλ=102.69 nm=102.69*10-9mEnergy of the photon isE=hcλ…

Q: Originally, a H-atom is in an n=8 state. The (total) energy of an electron in this state is En= eV.…

A: Given :  initial state, n = 8  wavelength of emitted photon, λ = 19062 nm

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

A:

Q: Which of the following spectroscopic notations are allowed (that is, which violate none of the rules…

A: Option 1 6s⁴ is not possible because maximum capacity of s orbital is 2 it can't hold 4 electrons.…

Q: What is the ratio of the shortest wavelength of the Balmer series to the shortest wavelength of the…

A:

Q: An electron in an atom has a principle quantum number n = 4. What are the possible values of its…

A: Answer               0 1 2 3

Q: An electron is in a d subshell. What are the possible values of it magnetic quantum number? O a. -3…

A:

Q: For an electron in a 3p state, determine the principal quantum number and the orbital quantum…

A:

Q: In a pulsed laser the minimum energy uncertainty of a photon is 2.33 x 10-20 J, which is 6.70% of…

A: ΔE=Minimum energy uncertainty=2.33×10−20 J=0.067Ec=Speed of light=3×108 m/sh=Planck's…

Q: For an electron in a Sp state, determine the principal quantum number and the orbital quantum…

A: To find the principle quantum number and the orbital quantum number

Q: What did Johannes Rydberg and Walter Ritz discover about atomic spectra?

A:

Q: Explain the Pauli exclusion principle and its application to the atom.

A: We have to explain the Pauli exclusion principle and its application to the atom.

Q: A color television tube also generates some x rays when its electron beam strikes the screen. What…

A:

Q: Electrons in multielectron atoms absorb X-rays at characteristic energies, leading to ionization.…

A:

Q: The energy of any state of an atom negatively decreases or increases with the principle quantum…

A: Write the expression for the energy of any state on an atom.

Q: An electron microscope uses electrons accelerated by a voltage of 50 kV. Determine the de-Broglie…

A: Given: The voltage is V=50 kV.   The expression to calculate the energy of electron is given by,…

Q: An electron bound to an atom has principal quantum number n = 3 and magnetic quantum number ml = +1.…

A: The principle quantum number is n = 3.

Q: An electron sitting in the -4eV energy level of this atom is struck with a photon of wavelength…

A:

Q: What is an interesting use for the transitions of electron that includes a lasers, x rays, or atomic…

A: The transition of electrons between energy levels in atoms is the theoretical basis of the atomic…

Q: Give four valid sets of quantum numbers for a 5f electron

A:

Q: The electronic structure of a toms and molecules may be investigated using proto eletrons…

A:

Q: A hydrogen atom is in its ground state. Incident on the atom is a photon having an energy of 10.5…

A: When a photon with energy equal to the energy difference between two levels is incident on the atom,…

Q: Which of the following is not a possible pair of quantum numbers?

A:

Q: In which of the following are quantum uncertainties significant: measuring simultaneously the speed…

A: Quantum mechanics apply to very small things, i.e. electrons, protons, etc. Things with significant…

Q: Give an example of a physical entry that is quantized

A: Charge particle is quantized. A body can have 2e charge , 3e charge but it cannot have 2.5e cannot…

Q: What, if any, constraints does a value of ml = 1 place on the other quantum numbers for an electron…

A: Given : magnetic quantum number ml = 1

Q: 11.8 Give the name for each of the characterization techniques in Fig. P 11.8. (i) (ii) (iii) (iv)…

A: (i) Scanning Electron Microscopy (SEM) (ii) Bremsstrahlung or Braking radiation (iii)X-ray…

Q: A hydrogen atom is in its fourth excited state. The atom emits a 1.28E+3nm wavelength photon.…

A:

Q: An electron is trumped within a sphere whose diameter is 7.0 * 10 ^ -15 m what is the minimum…

A:

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: