Exam 9: Atomic Physics

When a hydrogen atom's electron goes from an energy state of n = 2 to n = 1,

The transitions of an electron in the hydrogen atom to the n = 1 level result in the

Addition of an electron to an atom gives a

When an electron in an atom moves from a lower energy level to a higher one, a ______________ is ______________.

The lowest energy level of an atom (n = 1) is called the ______________.

When an electron goes from the ground state to an excited state,

The greater the frequency of light, the greater the ______________ of its photons.

The key process of a laser is

Which of the following principal quantum number values is impossible?

The lines in the visible region of the hydrogen spectrum arise from transitions from higher levels back to the level where n equals

Light from an incandescent wire travels through a cool gas and is then dispersed into a(n) ______________ spectrum.

The interior of a large mass of food in a microwave oven must be heated mainly by

In the Bohr model, the higher the value of n, the farther from the nucleus the electron is located. In the quantum model, the higher the value of n, the farther from the nucleus the electron ______________ is located.

The planetary model of the atom is associated with

According to the Schrödinger equation, the probability of finding a hydrogen atom's ground-state electron 0.053 nm from the proton is

Both line emission and line ______________ spectra are characteristic for a specific element.

Dispersing light from a hot wire gives what type of spectrum?

Who won the Nobel Prize for explaining the photoelectric effect?

The nucleus of an ordinary hydrogen atom consists of a(n) ______________.

Microwave ovens work mainly by exciting molecules of the substance named ______________.