Chapter 5

Question 1

Wavelength

Answer 1

The shortest distance between equivalent points on a continuous wave

Question 2

Frequency

Answer 2

The number of waves that pass a given point per sound

Question 3

Hertz

Answer 3

SI unit of frequency

Question 4

Amplitude

Answer 4

Waves height from the origin to the crust

Question 5

Electromagnetic spectrum

Answer 5

Includes all forms of electromagnetic radiation, types differ in frequency and wavelengths

Question 6

Quantum concept

Answer 6

When objects are heated, they emit glowing light

Question 7

Quantum

Answer 7

Minimum amount of energy that can be gained or lost by an atom

Question 8

Joule

Answer 8

SI unit of energy

Question 9

Photoelectric effect

Answer 9

Electrons are emitted from a metals surface when light of a certain frequency or higher shines on the surface

Question 10

Photon

Answer 10

Massless particle that carries a quantum of energy

Question 11

Atomic emission spectrum

Answer 11

Element set of frequencies of the electromagnetic waves emitted by atoms of the element

Question 12

Energy of photon equation

Answer 12

Ephoton=hv

Question 13

Energy of a quantum equation

Answer 13

Equantum=hv

Question 14

Electromagnetic wave equation

Answer 14

C=v^(wavelength)

Question 15

Electromagnetic radiation

Answer 15

Form of energy that exhibits wavelike behavior as it travels through space(microwaves)

Question 16

Ground state

Answer 16

Lowest allowable energy state of an atom, closest to nucleus

Question 17

Quantum number

Answer 17

N; a number assigned to each orbit; n=1 n=2

Question 18

Heisenberg uncertainty principle

Answer 18

States its fundamentally impossible to know precisely both the velocity and position of a particle at the same time

Question 19

De Broglie equation

Answer 19

All moving particles have wave characteristics

Question 20

Quantum mechanical model of the atom

Answer 20

By schrödinger. The atomic model in which the electrons are treated as waves

Question 21

Atomic orbital

Answer 21

Wave function predicts a three dimensional region around the nucleus

Question 22

principle quantum number

Answer 22

Indicates the relative size and energy Of atomic orbitals.

Question 23

Principle energy level

Answer 23

Each major energy level

Question 24

Energy sublevels

Answer 24

Principal energy levels contain a sub level for each n= value

Question 25

What does the S orbitals look like

Answer 25

Sphere

Question 26

What does the P orbitals look like

Answer 26

2 flower petals attached at point, looks like time glass

Question 27

What do the D orbitals look like?

Answer 27

4 petal flower

Question 28

Electron configuration

Answer 28

Arrangement of electrons in an atom

Question 29

Audbau principle

Answer 29

States each electron occupies the lowest energy orbital available

Question 30

Pauli exclusion principle

Answer 30

States that a maximum of two electrons can occupy a single atomic orbital but only if the electrons have opposite spins

Question 31

Hund’s rule

Answer 31

States that a single electron with the same spin must occupy the same orbital

Question 32

Valence electrons

Answer 32

Defined as electrons in the Atom’s outermost orbitals

Question 33

Electron-dot structure

Answer 33

Consist of the elements symbol, surrounded by dots representing the atom’s valence electrons

Question 34

List all types of radiation in order smallest->biggest

Answer 34

Radio, microwaves, infrared, visibly light, ultraviolet, x-rays, gamma rays