Cesium frequently is used in photocells because its work function (3.43 × 10-19 J) is the lowest of all the elements. Such photocells are efficient because the broadest range of wavelengths of light can eject electrons. What colors of light will eject electrons from cesium? What colors of lightwill eject electrons from selenium, which has a work function of 9.5 × 10-19 J?

Q: What energy of light in J is required to excite an electron from n= 2 to n=4?

A: The electronic jump from smaller to higher energy levels always requires some external energy which…

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

A: Here n is the principal quantum number  Where l is the angular momentum quantum number = n-1 And ml…

Q: Which subshells (s, P, d, ƒ, or g) can have electrons with the indicated magnetic quantum number…

A: Quantum numbers are defined as the set of numbers that are used to explain the position and energy…

Q: What is the wavelength of the light it absorbs as it passes from n = 2 to n = 4?

A: To find the wavelength, firstly we will find the energy difference . After , we will find wavelength…

Q: Given the following sets of quantum numbers, identify the shell and subshell: (i) [4, 3, 3, 1⁄2]…

A: Shell and subshell can be determined from the principle(n) and azimuthal(l) quantum numbers.

Q: The energy required to ionize sodium is 496 kJ /mol. What minimum frequency of light is required to…

A: To calculate minimum frequency of light required to ionize sodium we required to find out first…

Q: How many orbitals have the following quantum numbers: n =3, l = 2? And how many electrons?

A: The given quantum no. is n=3 and l=2 The subshell with this quantum no. is 3d. The no. of orbitals…

Q: Which of the following atomic electron transitions in a hydrogen atom would emit a photon of light…

A: Bohr’s theory of atoms was applicable for one electron system. It purposed the energy levels in an…

Q: (1) what values of the quantum number ml are possible for a subshell having l=4 (2) At most, how…

A: 1. If l=4, then ml can have values of -4….0….4 Or another way… ml can have values of -4, -3, -2, -1,…

Q: Heated lithium atoms emit photons of light with an energy of 2.961 × 10−19 J. Calculate the…

A: Given: Energy 2.961x10-19 J The distance between consecutive troughs or peaks is said to be the…

Q: Which transition in the H atom could give rise to emission of a photon of ultraviolet light?…

A: Answer  Transition in the H atom could give rise to emission of a photon of…

Q: determine the energy in electronvolts of an emitted photon when an electron transition from n=3 to…

A: Given, Electronic transition occurs from n=3 to n=2

Q: What is the wavelength of light emitted by an electron when it undergoes a n=6 to n=3 transition in…

A: Wavelength gives the distance between crests or troughs. It is represented as Lambda.

Q: Arrange the following H atom electron transitions in order of decreasing wavelength of the photon…

A: To find: The order of decreasing wavelength of the photon absorbed or emitted

Q: Which subshells (s, p, d, f, or g) can have electrons with the indicated magnetic quantum number…

A:

Q: What is the maximum number of electrons within an atom that can have the quantum numbers n = 4, l =…

A:

Q: How many orbitals in an atom could have these sets of quantum numbers? n = 1 orbital(s) n = 4, € = 2…

A: The explanation is given below-

Q: Which subshell (for example, 1s1s) is designated by each set of quantum numbers?   n=2,…

A: Since n represents the shell number and ℓ values corresponds to orbitals as   ℓ = 0 => s orbital…

Q: How many atomic orbitals are there in a g subshell? What is the maximum value of the secondary…

A: Complete solution is given below in next step

Q: Which neutral atom has the excited- or ground-state electron configuration, [Ar]4s'3d° ? Enter the…

A: Ground state means electron is not excited or in its natural state as it exist in nature excited…

Q: Bohr's model of the atom is a system consisting of a small, dense nucleus surrounded by orbiting…

A: Given: We have to calculate the wavelength.

Q: Iron has a work function (0) of 4.50 eV. What is the longest wavelength of light, in nm, that will…

A: W = W° + K.E  W° = WORK FUNCTION

Q: What wavelength of light, in nm, is required to excite an electron from n = 4 to n = 2?

A: Answer:- Firstly energy change is calculated by using the transition between the energy states and…

Q: How many electrons could have the following set of quantum numbers? A) n=5, l=3, m_l=3 B) n=3, l= 1,…

A: Quantum numbers give information about the location of an electron.

Q: For hydrogen, which of the following electron transitions emits the longest wavelength of light?

A: Here the correct option is 'd' . We know from rydberg formula, I/lemda is directly proportional to…

Q: How many electrons can be described by the quantum numbers n = 2, l = 2, ml = 2? a. 14 b. 2 c. 6 d.…

A:

Q: How many electrons in an atom can be described by the following quantum numbers? n=5,=3,ms =–1⁄2

A: We have following quantum numbers like n, l, ms  Where, n is principle quantum number            l…

Q: calculate the emission wavelength in nm of the photon that is emitted when an electron in a hydrogen…

A: Answer 1 :- The question wants you to determine the energy that the incoming photon must have in…

Q: What wavelength of light, in nm, is required to excite an electron from n = 5 to n = 2?

A:

Q: where is an element whose valence electrons are 4s24p1 located on the periodic table? How many of…

A: In case of more than one questions, we are authorised to answer only the first question. If you…

Q: How many electrons can be described by the quantum numbers n = 5, ℓ = 2, ms = +1/2? 1 3…

A: We know that each and every electron corresponds  to a unique set of quantum numbers. For n= 5 and…

Q: Calculate the wavelength (nm) of light that corresponds to the transition of the electron from the n…

A: For an electronic transition in a hydrogen atom, the following relation is obeyed: 1λ=1.097×107…

Q: Which subshell (for example, 1s) is designated by each set of quantum numbers? n = 2, l = 0: n = 4,…

A: n is the principal quantum number and l is the azimuthal quantum number represents orbital.

Q: When ultraviolet radiation of wavelength 58.4 nm from a helium lamp is directed on to a sample of…

A:

Q: Bohr's model of the atom is a system consisting of a small, dense nucleus surrounded by orbiting…

A: The wavelength of light emitted for the orbital transition n2 ----> n1 is given by 1/λ = R […

Q: Which of the following atomic electron transitions in a hydrogen atom would emit a photon of light…

A:

Q: 3. Consider only electron transitions involving n=1 through n=5 in a a) How many different emission…

A:

Q: Calculate the wavelength in nm of the photon produced in a hydrogen atom when its electron relaxes…

A: Wavelength is defined as  distance between corresponding points of two consecutive waves.

Q: An atom of the element tin (Sn, atomic number 50) is in its ground electronic state. Which one of…

A: The ground state electronic configuration of tin , Sn, having atomic number 50, is…

Q: Use the Bohr model to calculate the radius and the energy of the B4+ ion in the n = 3 state. How…

A: Bohr modified Rutherford's  nuclear model of atom by applying Planck's quantum theory. According to…

Q: 3. The following energy levels were recorded for a sodium atom: Orbital Energy -8.235 x 10-19 J…

A:

Q: . What is penetration? How is it related to shielding? Use the penetration effect to explain the…

A:

Q: What is the wavelength (in nm) of the photon emitted when the electron in a single-electron lithium…

A:

Q: 6.21 (a) Calculate the smallest increment of energy (a quan- tum) that can be emitted or absorbed at…

A: Given: a). The wavelength of radiation, (λ)=438 nm=4.38×10-7 m. b). The frequency of photon,…

Q: Bohr's model of the atom is a system consisting of a small, dense nucleus surrounded by orbiting…

A: The given data contains, n =2 and n=1. Rydberg constant = 1.0974 ×107 m-1.

Q: When the electron moves from n=5 to n=2, what is the frequency of light emitted by that electron?…

A: Wavelength of the light emitted by the electron can be determined using Rydberg equation as follows,

Q: A particular atom or ion has only one electron. In an experiment, the electron is promoted to the…

A: The wavelength of the photon emitted = 208.2 nm The goal is to find the energy of the photon emitted…

Q: MAXIMUM NUMBER OF ELECTRONS A) n=2, l=0 B) n=4, l=3 C)n=6, l=3,m1=-1 D)n=3 What quantum numbers…

A:

Q: Bohr's model of the atom is a system consisting of a small, dense nucleus surrounded by orbiting…

A: The emission spectrum of the atomic hydrogen atom has been divided into a number of spectral series,…