Question

When dil. is added to aqueous solution of potassium chromate, yellow colour of solution turns to orange colour. It indicates :

A

chromate ions are reduced

B

chromate ions are oxidized

C

mono-centric complex is converted into dicentric complex

D

oxygen gets removed from chromate ions

Medium

Solution

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Correct option is
B

chromate ions are oxidized

When dil. is added to the yellow solution of yellow colour changes to orange red due to the formation of .

Above reaction shows that the monocentric complex is converted into dicentric complex and it can be explained with the help of diagram.

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Solve any question of The d and f Block Elements with:-

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