The allowed energies of a simple atom are 0.0 eV, 4.0 eV, and 6.0 eV. An electron traveling at a speed of 1.6 * 106 m/s collisionally excites the atom. What are the minimum and maximum speeds the electron could have after the collision?

Q: If a hydrogen atom undergoes a transition from n = 1 (E = 4.17 x 10-19 J) to n = 3 (E = 8.62 x 10-19…

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Q: An electron in a hydrogen atom is found in a state described by the wavefunction: Þ(r,0, p) = N r²…

A: The wave function of a particle is a function of space and time. We know that a particle, by its…

Q: Find the width L of a one-dimensional box for which n=4 level would correspond to the absolute value…

A: Option e

Q: If a hydrogen atom undergoes a transition from n = 1 (E = 4.17 x 10-19 J) to n = 3 (E = 8.62 x 10-19…

A:

Q: What is the probability (between 0 and 1) of finding an electron in the 1s state of hydrogen at a…

A: Ques: What is the probability (between 0 and 1) of finding an electron in the 1s state of hydrogen…

Q: Consider a quantum mechanical ideal harmonic oscillator having a zero point energy of 1.4*10^-20J.…

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Q: Question 32 An electron in the n = 5 state of hydrogen. Which one of the following is not the…

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Q: If the outermost electron in an atom is excited to a very high energy state, its orbit is far beyond…

A: The expression for the radius be given as, Where, a0 be defined as the Bohr radius.

Q: The total energy of an electron in the first excited state of the hydrogen atom is about -3.4 eV.…

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Q: A cubical box of widths Lx= Ly = Lz = L contains eight electrons.What multiple of h2/8mL2 gives the…

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Q: An electron is in a state withL=3. (a) What multiple of gives the magnitude of ? (b) What multiple…

A: a) The required value of orbital angular momentum, b) The required value of orbital magnetic dipole…

Q: *A hydrogen atom emits a photon of energy about 2.55 eV. What are the values of n for the initial…

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Q: The ionization energy for the hydrogen atom is 13.6 eV. What is the energy of a photon that is…

A: solution is given by

Q: Which of the following lists of quantum numbers for five states of the hydrogen atom are NOT…

A: The value of the orbital angular momentum quantum number (l) varies from 0 to (n-1) where n is the…

Q: What is the maximum number of electrons in an atom that can have the following quantum numbers? n…

A: In this case, n=3 and l=2 corresponds to the 3d sub shell of the atom. a d sub shell can accommodate…

Q: What are the possible values of m1 for an electron in the n=4 state?

A: To determine: The possible values of ml for an electron in the n = 4 state

Q: In a hydrogen atom, what color is the emission line observed when electrons drop from the fourth to…

A: The energy associated with the emission is as follows: ΔE=13.6 eV122-142ΔE=2.55 eV…

Q: The Lyman series of the spectral lines in hydrogen is a series of transitions from energy levels…

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Q: An electron in the n = 3 state in hydrogen has orbital angular momentum 1.49 x 1034 J s O 1.49 ×…

A: All 3 are possible. Explanation: The orbital angular momentum of the electron in n the orbital is…

Q: The electron of doubly-ionized lithium Li2+ (Z = 3) is in the second excited state. The maximum…

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Q: An electron in the hydrogen atom makes a transition from an energy state of principal quantum number…

A: Given: An electron in the hydrogen atom makes a transition from an energy state of principal quantum…

Q: An electron with a speed of 5.00 × 106 m/s collides with an atom. The collision excites the atom…

A: Given, change in energy, ∆E=3.80 ev=3.80×1.6×10-19=6.08×10-19 J Initial speed, u=5.00×106 m/s To…

Q: How much energy is required to ionize a hydrogen atom initially in the n= 9 state? ev

A: Answer is 0.167 eV

Q: How many possible values of ml are there for an electron in the n= 5 states?

A: For the principle state n possible numbers of ml is given by n^2.

Q: If an electron is in the (3, 2, 0, ½) state, what is the value of its angular momentum?

A: From the given state, the value of the angular momentum quantum number (l) is given as,

Q: . The energy of an electron in an excited hydrogen atom momentum is (a) 3.72 x 10-34 J-s (c) 1.57 x…

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Q: In a Cesium atom (Z =55), how many electrons are allowed to have the following set of quantum…

A: There are four quantum numbers which completely differentiate one electron of an atom from other.…

Q: Why is the following situation impossible? An experiment is performed on an atom. Measurements of…

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Q: What is the wavelength and the color of the photon emitted from the transition from n = 4 to n = 2…

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Q: Figure below shows electron energy levels in a hydrogen atom. The arrows show four possible…

A: Given Data: It is as per given diagram. Standard Data Used: Rydberg constant,

Q: In a hydrogen atom, what is the principal quantum number of the electron orbit with a radius closest…

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Q: If an electron in the (3, 2, 0, 1/2) state, what is the value of its angular momentum?

A: Quantum numbers for an electron are given by (n. l, m, s) Here, electron state is (3,2,0,1/2) Hence,…

Q: An electron in the n = 2 state of hydrogen is excited by absorbing the longest possible wavelength…

A: Solution is incorrect

Q: In Bohr’s model of the hydrogen atom, the electric potential energy of the electron in the L (n=2)…

A: Given:shell, n = 2 for Bohr's model of a hydrogen atom

Q: An electron is in a hydrogen atom with n = 2 and ℓ = 1. (a) Find all the possible angles between…

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Q: An energy of 122.4 eV is needed to remove an electron from the n = 1 state of a lithium atom. If a…

A: :Given:Energy,E=122.4 eVElectron from the n = 1h = 6.63 × 10-34 J ⋅sc = 3.00 × 108  m/s1 eV = 1.6 ×…

Q: The energies for an electron in the K, L, and M shells of the tungsten atom are -69,500 eV, -12,000…

A: Given : The energies for electron               K = -69,500 eVL = - 12,000 eVM = - 2200 eV

Q: Consider only the transitions involving the first four energy levels for a hydrogen atom:a. How many…

A: When the particle jump from the higher energy state to lowest energy state then the maximum energy…

Q: A cubical box of widths Lx = Ly Lz = L = 5.0 nm contains eight electrons. What is the energy of the…

A: Given;             Cubical box of width = 5.0 nm             Lx=Ly=Lz=5.0 nm             Numbers of…

Q: An electron in a hydrogen atom is excited from the ground state to the n = 3 state. True or false?…

A: 1) true  When electrons in lower state and get energy then it exite in upper state

Q: The electron in a hydrogen atom is in an exited state for which n = 3. What is the highest frequency…

A: Given  E1 =-13.6 eV E2 = -3.40 eV  E3 = -1.51 eV n = 3

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

A: When there is only one electron in an atom, it is considered to be hydrogen-like atoms.

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: