Question

Mention the colour of borax bead when it comes in contact with Cr³⁺ ion solution?
(A) Brown
(B) Blue
(C) Pink
(D) Green

Answer 1

The colour of borax bead when it comes in contact with Cr³⁺ ion solution is green.

As per the oxidizing flame, the colour will be yellow for hot and yellowish green for cold whereas for the reducing flame, the colour will be green for both hot and cold with a little amount of material.

Answer 2

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✔️✔️the colour of borax bead when it comes in contact with Cr³⁺ ion solution

(D) Green


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