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Question

The color imparted by Co(Il) compounds to glass is :

A
deep blue.
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B
green.
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C
yellow.
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D
red.
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Solution

The correct option is B deep blue.
Cobalt primarily used as the metal, in the preparation of magnetic, wear-resistant and high-strength alloys.

The color imparted by Co(Il) compounds to glass is deep blue.

Hence, option A is correct.

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