Question

what is an indicator?namr three indicators.​

Answer 1

Indicators are substances that show a distinct change (colour or odour) simultaneous to a change in concentration of ions such as H+ and OH- ions. Examples: Methyl orange, phenolphthalein and litmus solution

Indicators are substances that show a distinct change (colour or odour) simultaneous to a change in concentration of ions such as H+ and OH- ions. Examples: Methyl orange, phenolphthalein and litmus solution

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Answer 2

An indicator is a dye that changes colour when it is put in an acid or a base . The three most common indicators are : litmus , methyl orange and phenolphthalein.