Phenolphthalein in acidic solution is? by Sunday | Oct 14 | Chemistry JAMB | 0 comments A. red B. orange C. colourless D. yellow Correct Answer: Option C – colourless Users Also Read These:The colour of phenolphthalein indicator in dilute HNO3 is?What is the colour of phenolphthalein indicator in a…The colour of phenolphthalein indicator in alkaline…An acidic salt has?When a crystal was added to its solution, it did not…