In a Cesium atom (Z =55), how many electrons are allowed to have the following set of quantum numbers: n = 2, 1 =1, m1 =-1? O a. 0 O b. 1 O c. 2 O d.6

Q: Ruby lasers have chromium atoms doped in an aluminum oxide crystal. The energy level diagram for…

A: The expression for energy is,

Q: 2.) (a) Can the following types of energy be negative, or must they be positive only? i. Kinetic…

A: 2.(a) (i) Kinetic energy :-  kinetic energy bof an object is always positive .     KE =(1/2) mv2…

Q: In the hydrogen spectrum, the series of lines called the Balmer series results from transitions to…

A: The expression for the wavelength of the emitted or absorbed photon when an electron of an atom…

Q: 1. Identify the subshell in which electrons with the following quantum numbers are found: an-3,1-1:…

A:

Q: The moment of inertia of an H2O molecule about an axis bisecting the HOH angle is 1.91 x 10-47 kg m2…

A: Given data The Moment of Inertia is: I = 1.91 x 10-47 kgm2 The angular momentum is: h = 6.63 x 10-34…

Q: The Bohr model can be used for any atom with a single electron, such as doubly-ionized lithium (Z =…

A:

Q: Photons from a laser are being absorbed by a "conjugated system" molecule, which can simply be…

A: The given data are:

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: s subshell p subshell 1000 d subshell f subshell electrons electrons electrons electrons shell How…

A: We know , for the principle quantum number (n) = any positive integer. For a value of n the angular…

Q: Apply the Pauli exclusion principle to determine the number of electrons that could occupy the…

A:

Q: Electrons in the presence of a magnetic field transition from 4p energy states to 3d states. How…

A:

Q: What is the wavelength of the line in the Balmer series of hydrogen that is comprised of transitions…

A: The expression for the required wavelength is,

Q: The quantum-mechanical model for the hydrogen atom uses several quantum numbers to describe various…

A: Part a: The values of l for principal quantum number n runs from 0 to n-1 which are total n values.…

Q: Two electrons in the same atom have n = 3 and l = 1. (a) List the quantum numbers for the possible…

A: (a)According to the Pauli exclusive principle, it is not possible that two electrons can exit with…

Q: An electron in an atom of gold is in a state with n = 4.Which of these values of are possible for…

A:

Q: Zirconium (Z= 40) has two electrons in an incomplete d sub- shell. (a) What are the values of n and…

A:

Q: When all quantum numbers are considered, how many different quantum states are there for a hydrogen…

A: There are mainly four types of quantum number and they are: Principal quantum number (n) =…

Q: 13. What is the magnitude of the total angular momentum of an electron in the p-state ( L = 1) of a…

A: Given: An electron in a hydrogen atom is in p-state (L=1).   To determine magnitude of total angular…

Q: 1 – 2i An electron is in the spin state x = A 2 Find the value of A so that the state is normalised.

A: Value of A is 1/3.

Q: 7. Which of the following can be used to identily al unknown element in a sample? Continuous…

A: NOTE: As per guidelines, I can solve first question. If you need help with other question, kindly…

Q: How many electrons are in each subshell of the n = 4 shell? (Enter "0" if the subshell is not…

A:

Q: An electron is excited from the ground state of an atom (energy level 1) into a highly excited state…

A: We need to tell in which case of the four listed cases fluorescence will be observed. We will…

Q: When the principal quantum number is n= 3, how many different values of (a) l and (b) me are…

A: (a) The value of l varies from 0 to (l-1). Here, quantum number l describes the shape and size of…

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 many electrons are in each subshell of the n = 3 shell? (Enter "0" if the subshell is not…

A: Electrons move in a specific orbit around the nucleus. These orbits are called shells. Shell is the…

Q: A neutral sulfur atom (Z = 16) is in its ground state electronic configuration. How many of its…

A:

Q: Two electrons in the same atom have n = 3 and ℓ = 1. (a) List the quantum numbers for the possible…

A: a)

Q: Apply the Pauli exclusion principle to determine the number of electrons that could occupy the…

A: From Pauli’s exclusion principle,a)The number of electrons is maximum 2 electrons.

Q: Apply the Pauli exclusion principle to determine the number of electrons that could occupy the…

A:

Q: As shown a molecular energy-level diagram. What are the longest and shortest wavelengths in (a) the…

A: a) The expression for largest wavelength is λ=1240eV·nmE                        ...... (1)…

Q: The 3p level of sodium has an energy of -3.0 eV, and the 3d level has an energy of 21.5 eV. (a)…

A: Energy is given as,

Q: 4.1 Estimate the energy in keV required to remove an n=1 (i.e., inner-shell) electron from a gold…

A:

Q: %202021%20( 100% The ground state electronic configuration of a neon atom is 1s 2s 2p°. How many of…

A:

Q: Hydrogen's single electron can occupy any of the atom's distinct quantum states. Determine the…

A: a) For n =1 , l = 0     Value of m 1 = -l to +l  Then, m 1 = 0  Since, there is only one state and…

Q: 10. Verify that the ground state energy Eo is 13.6 eV by 2x²q%m,k² using Eo b. h2

A:

Q: Hydrogen’s single electron can occupy any of the atom’s distinct quantum states. Determine the…

A: a)For n=1. l=0Value of ml=–l to +lThusml=0Since there is only one state and maximum electrons that…

Q: Relative to electrons and electron states, what does the I quantum number specify? Select one: a.…

A:

Q: An electron bound to an atom has principal quantum number n = 3 and spin quantum number m, quantum…

A: n = 3therefore, l = 0,1,2therefore, ml for l=0 : 0  ml for l=1 : 0,1,-1  ml for l=2 : -2,-1,0,1,2

Q: 4. Give the shell electron configuration for the following (for example, the shell electron…

A: Given example :  Electronic configuration of lithium = 2,1

Q: The quantum-mechanical model for the hydrogen atom uses several quantum numbers to describe various…

A:

Q: In a H-atom series, the shortest wavelength transition is registered at 821 nm. plsease explain the…

A: Given : λ = 821 nm = 821 x 10-9 m