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Generally transition elements and their ...

Generally transition elements and their salts are coloured due to the presence of unpaired electrons in metal ions. Which of the following compounds are coloured?

A

`KMnO_4`

B

`Ce(SO_4)_2`

C

`TiCl_4`

D

`Cu_2Cl_2`

Text Solution

Verified by Experts

The correct Answer is:
A, B
`TiCl_4` and `Cu_2Cl_2` have `d^0` and `d^10` configuration and therefore are not coloured .
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Knowledge Check

  • Generally transition elements and their salts are coloured due to the product of unpaired electrons in metal ions. Which of the following compounds are coloured?

    A
    `KMnO_(4)`
    B
    `Ce(SO_(4))_(2)`
    C
    `TiCI_(4)`
    D
    `Cu_(2) CI_(2)`

  • Generally transition elements from 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)`

  • Generally transitioin 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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