Chemistry, asked by rambahal2332, 3 months ago

The colour of metal-EBT complex is

Answers

Answered by nikhilaswal74

0

Explanation:

colour of metal-EBT complex is dark red

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Answered by caffeinated

1

The metal-EBT complex is red in colour.

What is EBT?

EBT (Eriochrome Black-T) is a blue coloured buffer solution.
It is used in experiments to determine the hardness of water.
Metal-EBT complex is red in colour.
Ca2+ ions are present in hard water, which interact with EBT.

Why colour changes to red?

The Ca2 ions combine with EBT forming a metal-EBT complex which is red in colour.

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