Questions from College Physics

Q: Use Bohr’s model of the hydrogen atom to show that when the

Use Bohr’s model of the hydrogen atom to show that when the atom makes a transition from the state n to the state n - 1, the frequency of the emitted light is given by

Q: Suppose the ionization energy of an atom is 4.100 eV

Suppose the ionization energy of an atom is 4.100 eV. In this same atom, we observe emission lines that have wavelengths of 310.0 nm, 400.0 nm, and 1378 nm. Use this information to construct the energ...

Q: The wavelengths of the Lyman series for hydrogen are given by

The wavelengths of the Lyman series for hydrogen are given by 1/λ = RH(1 - 1/n2) n = 2, 3, 4, . . . . . (a) Calculate the wavelengths of the first three lines in this series. (b) Identify the region o...

Q: The wavelengths of the Paschen series for hydrogen are given by

The wavelengths of the Paschen series for hydrogen are given by 1/λ = RH(1/32 - 1/n2) n = 4, 5, 6, . . . . . (a) Calculate the wavelengths of the first three lines in this series. (b) Identify the reg...

Q: In a Young’s double - slit experiment, a set of parallel

In a Young’s double - slit experiment, a set of parallel slits with a separation of 0.100 mm is illuminated by light having a wavelength of 589 nm, and the interference pattern is observed on a screen...

Q: A transparent oil with index of refraction 1.29 spills on

A transparent oil with index of refraction 1.29 spills on the surface of water (index of refraction 1.33), producing a maximum of reflection with normally incident orange light (wavelength 6.00 x 102...

Q: The “size” of the atom in Rutherford’s model is about

The “size” of the atom in Rutherford’s model is about 1.0 x 10-10 m. (a) Determine the attractive electrostatic force between an electron and a proton separated by this distance. (b) Determine (in eV)...

Q: Consider a hydrogen atom and a singly ionized helium atom. Which

Consider a hydrogen atom and a singly ionized helium atom. Which atom has the lower ground state energy? (a) Hydrogen (b) Helium (c) The ground state energy is the same for both.

Q: When the principal quantum number is n = 5, how many

When the principal quantum number is n = 5, how many different values of (a) ℓ and (b) mℓ are possible? (c) How many states have distinct pairs of values of ℓ and mℓ?

Q: Krypton (atomic number 36) has how many electrons in its

Krypton (atomic number 36) has how many electrons in its next - to - outer shell (n = 3)? (a) 2 (b) 4 (c) 8 (d) 18