Question 1 What is an indicator? Question 2 Name the common indicators used to test acid, bases and salts? Question 3 What are olfactory indicators. Give examples? Question 4 What is the colour of Phenolphthalein in acidic and basic medium? Question 5 What is the colour of methyl orange in acidic and basic medium? Acid, Bases and Salts On the basis of chemical … [Read more...] about Indicators