Vocabulary
Electron Configurations
Name that Element
Principles, Rules, and Models
Modgepodge
100

The SI unit of frequency.

What is hertz?

100
1p2 2p2
What is beryllium?
100

C

What is carbon?
100

Electrons enter orbitals at lowest energy first.

What is Aufbau Principle?

100

Einstein proposed that light could be described as quanta of energy that behaved as if they were particles called ________?

Photons.

200

Lines of colored light obtained by passing the light emitted by the element through a prism.

What is atomic emission spectrum?

200

1p2

What is helium?
200

Ar

What is argon?

200

This modern description of the electrons in atoms came from the mathematic solutions to the Schrödinger equation.

What is the quantum mechanical model?

200
2.988 x 108 m/s

What is the speed of light or C?

300

Range of color seen when light passes through a prism.

What is a spectrum?

300

1s2 2s2 2p5

What is fluorine?

300

K

What is potassium?

300

All orbitals contain one electron which spins parallel.

What is Hund's Rule?

300

This must happen for two electrons to occupy the same orbital.

What is opposite spin?

400

Amount of energy required to move an electron from one energy level to the next higher one.

What is a quantum of energy?

400

1s2 2s2 2p6 3s2 3p6 4s2

What is calcium?

400

Ag

What is silver?

400

In his model, negatively charged electrons surround a dense, positively charged nucleus.

Who is Rutherford?

400

Maximum number of electrons that can occupy an energy level.

What is 2n2?

500

Distance between crests of waves.

What is wavelength?

500

[Ar]4s2 3d6

What is iron (Fe)?

500

Es

What is Einstienium?

500

He proposed that the electron is found only in specific circular paths, or orbits, around the nucleus.

Who is Bohr?

500

How many orbitals does the fourth principal energy level have?

Sixteen

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