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Flashcards in Chapter 5 Deck (20)
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0
Q

When electrons are emitted from a metals surface when light of a certain frequency shines on it

A

Photoelectric effect

1
Q

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

A

Quantum

2
Q

A particle of electromagnetic radiation with no mass that carries a quantum of energy

A

Photon

3
Q

_______of an element is the set of frequencies of the electromagnetic waves emitted by the atoms of the element

A

Atomic emission spectrum

4
Q

Lowest allowable energy state of an atom

A

Ground state

5
Q

The number of each of orbit (n=?)

A

Quantum number

6
Q

Which element did Bohr come up with a model for?

A

Hydrogen

7
Q

Model that schrodinger created, treated electrons as waves

A

Quantum mechanical model of the atom

8
Q

The wave function predicts a 3 dimensional region around the nucleus called the_____

A

Atomic orbital

9
Q

(N=?) indicates the relative size and energy of atomic orbitals

A

Principle quantum number

10
Q

N specifies the atoms major energy levels, otherwise known as the

A

The principle energy levels

11
Q

The arrangement of electrons in the atom

A

Electron configuration

12
Q

Principle that states that each electron occupied the lowest available energy orbital available

A

Aufbau principle

13
Q

Principle that states that a maximum of two electrons can occupy a single orbital if they have opposite spins

A

Pauli exclusion principle

14
Q

States the single electrons with the same spin must occupy each equal energy orbital before additional electrons with opposite spins can occupy the same energy level orbitals

A

Hunds rule

15
Q

Consists of the elements symbol representing the nucleus surrounded by dots representing the elements valence electrons

A

Electron dot structure

16
Q

Hypothesized that particles could also have wavelike behaviors

A

Louis de broglie

17
Q

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

A

Heisenberg uncertainty principle

18
Q

Electrons in the _____ orbital have the highest energy

A

Outermost

19
Q

Importance of d9/d4 exceptions

A

Minimizes repulsion