Why do transition elements form coloured...

Why do transition elements form coloured compounds ?

Text Solution

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Transition metal ions have incompletely filled d - subshell. Thereby allowing d - d transition to take place by absorption of visible light

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Knowledge Check

Generally transition elements form coloured salts due to the presence of unpaired electrons. Which of the following compounds will be coloured in solid state -

A

`Ag_(2)SO_(4)`

B

`CuF_(2)`

C

`ZnF_(2)`

D

`Cu_(2)Cl_(2)`

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CHHAYA PUBLICATION-D - AND F - BLOCK ELEMENTS -EXERCISE (VERY SHORT ANSWER-TYPE QUESTIONS)

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