2. Complete the table. Work Function Work Function Frequenc Maximum KE of Metal Solids y Ejected electrons IJ in eV in Joules used /Hz Sodium 2.28 6 x 1014 Potassium 3.68 x 10-19 0.32 x 1019 Lithium 2.9 1х 1015 Aluminium 4.1 0.35 x 1019 Zinc 4.3 1.12 x 1019 Соpper 7.36 x 1019 1х 1015

Q: Problem 5 Consider an electron in the hydrogen atom. groundstate. The electron is initially in the

A: The electronic configuration of electron in ground state of the hydrogen atom is 1s­1. So, there is…

Q: a) Calculate the excitation energies for the 1s→ 3p electron transition for the H-atom and for the…

A: Energy of electron in Hydrogen like atom depends upon principal quantum number of the orbit.

Q: The minimum speed of an electron in order that a collision between it and an Argon atom ( if Argon…

A: Solution:Consider the ionisation potential of argon atom given as:Ea = 15.7596 eV =15.7596×1.6×10-19…

Q: The spherical harmonics wavefunction Y,2(0, 4) = sin²0 e¬i2ª is given. a) Normalize the…

A: Normalize the wave function  0<r<a0<θ<π0<ϕ<2π

Q: 6. Use Boltzmann distribution to solve this problem. A system consists of 3,000 particles that can…

A: Given: A system consists of 3000 particles  T = 900 k Formula used:NjNi = gj e-εjkTgi e-εikT

Q: If the radius of the nucleus R = 1.2x 10^-13 cm, and known it is 1 fermi = 10^-13 cm, the nuclear…

A:

Q: dn 2. A Fabry-Perot laser diode is operating at 1750 nm. The Laser Diode has a cavity length of 400…

A: Original wavelength of the laser, λ=1750 nm=1750×10-9 m Cavity length of the laser diode, L=400…

Q: C Determine the number of energy states per cubic cm in GaAs between Ec and Ec + 0.65 eV at T =…

A:

Q: Eg Prove that: ni = /NcNy e -KT

A:

Q: 43. a 3i 3j+ k, b = 2i + 4j - k

A: 1) What is Scalar Projection of vector b→ on to vector a→? It is expressed as magnitude on vector…

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

A: Write a given values of this question. n1=7n2=4 Energy of hydrogen atom is 13.6eV.

Q: How many electrons in an atom can have the following set of quantum numbers:{n = 4, 1 = 3, m = -2}?…

A: As we know that each electron in an atom have the different value of at least on of the four quantum…

Q: If the radius of the nucleus R = 12x 10^-13 cm, and known it is 1 fermi = 10^-13 cm, the nuclear…

A: GivenRadius of nucleus =12×10-13  cmand 1 Fermi=10-13 cm

Q: True or False Questions : Non-conducting materials can be studied by scanning tunneling…

A: A) Non-conducting materials can be studied by scanning tunneling microscope(STM). This statement is…

Q: The relation between atomic levels and the emitted wavelength d for Balmer Series is given below. 1…

A:

Q: When an electron transitions from n=1 to n = 3 in a hydrogen atom, how much energy is absorbed? A.…

A: Electron transition from n = 1 to n = 3 in a hydrogen atom. Initial level, ni = 1 Final level, nf =…

Q: A container filled with air at room temperature and pressure is exposed to a beam of X-rays which…

A: Given Area of a cross-section of the box (A) = 10 cm × 2 cm = 20×10-4 m2 Voltage (V)…

Q: 1. V R P 1 2 2 3 10 120 3 2. V R 1 30 90 3 10 3. in V R P 1 10 3 2 2 3 T 40 co

A: Since you have uploaded a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Use the graph below to answer the following question: Maximum Kinetic Energy of Ejected…

A: The expression for the work function is represented by; ϕ=E-KEmaxϕ=hf-KEmax Where; ϕ is the work…