Ch 2 Flashcards

1
Q

Do electrons act like wave or particle

A

Both

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2
Q

Wave length

A

Distance between identical points on adjacent waves

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3
Q

Frequency

A

Of waves that occur a second

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4
Q

Amplitude

A

Height of wave (strength of light)

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5
Q

Relation ship between frequency and wavelength

A

Inverse

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6
Q

Wave interference

A

Waves overlap and either add together or cancel out

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7
Q

constructive interference

A

Waves increase in amplitude when tumbled /in phase

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8
Q

Destructive interference

A

No light / out of phase

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9
Q

Diffraction

A

Waves bend when they encounter o obstacle

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10
Q

Photo electric effect

A

Light shoes on a metal and electrons are ejected from metal

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11
Q

What happens when V is less than V not

A

None emitted

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12
Q

As amplitude increased what happens to # of electrons

A

Increases

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13
Q

As frequency increases what happens to ke

A

Increases

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14
Q

Absorbed spectrum

A

Emission and absorbed spectrums accopposte

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15
Q

What happens to energy level as atoms emit energy

A

They fall levels

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16
Q

Bohr model in short

A

As energy of atoms change their orbital changes

17
Q

What does slit test demonstrate

A

Particles behave as wave and particle

18
Q

Uncertainty principle

A

You can’t know position and velocity of election

19
Q

How is right transported

20
Q

Principle quant #

21
Q

Angular momentum # and possible values

22
Q

N values not #

23
Q

Magnetic quantum # and its values

24
Q

What’s prob map

A

Where electrons could be

25
What happens to energy gap as n increases
The gap gets smaller
26
Probability density equals
Prob/ unit vol
27
What is a node
Where prob density is o
28
S orbital shape
A sphere
29
P orbital shape
Bow tie
30
D orbital shape
Propeller
31
F orbital shape
Explosion
32
Tor F each electron can have same quant numbers
False
33
Shielding
Electrons work feel full energy pull till the get close enough to nucleus
34
Valence elections
Outer most energy level elections
35
Aufbau'S principle
Add electrons to lowest levels first
36
Hunds rule
Electrons get half filled then parratel filled