The indicators which turn red in acid solution are:

Name an indicator which is red in acid solution but turns blue in basic solution.

Name an indicator which is red in acid solution but turns blue in basic solution

Name one indicator which turns red on adding a base.

Name one indicator which turns red on adding a base.

A certain acid-base indicator is red in acid solution and blue in basic medium. At pH=5 75% of the indictor is present in the solution in its blue form. Calculate the pH at which indicator shows 90% red form ?

Name one indicator which turns red on adding an acid.

Name an indicator which is pink in alkaline solution but turns colourless in acidic solution.