Quantum Numbers and Electron Configuration

Magnetic Quantum Numbers

________- are orientations of orbitals.

Azimuthal quantum numbers

________- describe the shape of an orbital.

Spin quantum numbers

________ are denoted by Ms.

Aufbau’s Principle

________- states that electrons should occupy the lowest orbital before those w /highest energy level.

Orbitals

________- place or location wherein electrons are created.

Pauli’s Exclusion Principle

________- no two elements in an atom can possess the same set of quantum numbers.

Quantum numbers

________ are the distribution of electrons in an electron; orientation of orbitals.

Principal quantum numbers

________ are denoted by n.

positive integers

a principal quantum number’s values are?

Azimuthal quantum numbers

________ are denoted by l.

Azimuthal quantum numbers

________ are also known as "angular momentum.

Principal Quantum Numbers

main energy level

azimuthal quantum numbers

describe the shape of an orbital

sphere, dumbell, double dumbell, multiple

The shapes of an azimuthal quantum number consists of the

s

0

p

0,1

d

0,1,2

f

0,1,2,3

Magnetic Quantum Numbers

are orientations of orbitals

orbitals

place or location wherein electrons are created

-3,-2,-1,0,1,2,3

the values of magnetic quantum #s are

Ml

magnetic quantums are denoted by

Spin Quantum Numbers

this quantum no. focuses on the direction of the electron (EDIT LATER)

+1/2,-1/2

the values of spin quantum numbers are

Hud’s Rule

most stable arrangement of electrons in subshell is the one w/ greatest no. of parallel spins

s

2

p

6

d

10

f

14

Energy level

Let’s say, 1s^1. What is 1 in the parts of an electron configuration?

number of electron

Let’s say, 1s^1. What is ^1 in the parts of an electron configuration?

subshell

Let’s say, 1s^1. What is s in the parts of an electron configuration?