CH622 - Electronic Spectrae of Complexes Flashcards

Revise theoretical background. (18 cards)

1
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5
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6
Q

שונים/אותו הדבר?
הסבר הגורם לכך?

A
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7
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8
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9
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10
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11
Q

Electronic transitions between states with different spin multiplicities.

A

Spin Forbidden

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12
Q

Ground state will have the _____spin multiplicity.

A

Largest

If thesame spin multiplicity, then the GS will have the highest value of L.

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13
Q

In Oh and D4h , all d orbitals are gerade and so too are the states arising from their d configurations. Thus, their electronic transitions between them are________.

A

Laporte Forbidden​

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14
Q

If a system is centrosymmetric, electronic transitions between states with the same inversion symmetry (g –> g, u –> u) are forbidden, but transitions between states of different inversion symmetry

(g –> u, u –>g) are allowed.

A

Laporte’s Rule​

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15
Q

Idenifty the gaseous ground state term symbol for a d2 metal ion.

A

<strong>3</strong>F

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16
Q

Idenifty the strong field region of the

d5 Tanabe-Sugano Diagram.

A

Low Spin Configurations

17
Q

Idenifty the weak field region of the

d5 Tanabe-Sugano Diagram.

A

High Spin Configurations

18
Q

Determine ML and MS vaules of the free ions term below:

2D

A

D: L=2 ML={-2,-1,0,1,2}

2S+1=2 –> S=1/2 –> MS= {1/2,-1/2}