Chemistry, asked by syedaon336, 4 months ago

Why litmus changes its colour in solution having ph greater or less than 7?

Answers

Answered by indsj87

2

Explanation:

The color change of a pH indicator is caused by the dissociation of the H+ ion from the indicator itself. Recall that pH indicators are not only natural dyes but also weak acids. The dissociation of the weak acid indicator causes the solution to change color.

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