Atom Flashcards

1
Q

Coulomb Force is balanced by the centripetal force

A
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2
Q

The angular momentum of the electron in an allowed orbit is quantized

A
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3
Q

Transition of an electron between energy levels is accompanied by emission or absorption of a photon with energy equal to lost or gained orbital energy

A
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4
Q

Absorption Energy Level

A
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5
Q

Emission Energy Level

A
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6
Q

Radius of the Bohr atom (long)

A
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7
Q

Radius of the Bohr atom (short)

A
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8
Q

Plancks Constant (Js)

A
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9
Q

mass of an electron (kg)

A
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10
Q

charge of an electron (C)

A
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11
Q

Velocity of the Bohr Electron (long)

A
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12
Q

Velocity of the Bohr Electron (short)

A
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13
Q

Total Energy of the Electron (Bohr Model)

A
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14
Q

Electron Volt to Joules

A
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15
Q

If the total energy of an electron is negative

A

it is “bounded”

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16
Q

Ionization Energy

A

The energy needed to remove the electron completely from the atom. (Energy must be greater than or equal to zero.)

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17
Q

Rydberg constant (1/m)

A
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18
Q

Line Spectrum of an atom

19
Q

Lyman Series

20
Q

Balmer Series

21
Q

Paschen Series

22
Q

Brackett Series

23
Q

Emission Lines

A

The spectral lines that are produced when electrons transit from higher energy levels to lower energy levels

24
Q

Absorption Lines

A

The spectral lines that are produced when the electron transit from the lower energy levels to the higher levels by absorbing energy

25
Total angular momentum of system of nucleus and electron
26
De Broglie and Bohr Angular Momentum
27
Reduced Mass of the system
28
One Electron Bohr Theory
29
Multi Electron Hartree Approximation
30
K shell Z eff
31
n
32
l
33
Zeeman Effect
the externally applied magnetic field can split the energy levels of the atom
34
Spin Quantum number
35
Quantum numbers for Hydrogen atom
36
Electron Shells
K=1 L=2 M=3 N=4
37
l subshels
38
Energy Level Hierarchy
39
The Pauli Exclusion Principle
No two electrons in an atom can have the same set of quantum numbers (n,l,ml,ms)
40
Characteristic x-rays
41
Absorbption Edges
42
mass absorption coefficient
43
Total Energy in a molecule