What is the colour of phenolphthalein indicator in a basic medium? by Sunday | Apr 17 | Chemistry NECO | 0 comments A. Blue B. Colourless C. Orange D. Pink E. Yellow Correct Answer: Option D – Pink Users Also Read These:The colour of litmus in an alkaline medium is?If the pink colour of a petal is dominant over white…The colour of litmus in a neutral medium is?The colour of methyl orange in alkaline medium is?In a neutralization reaction involving HCI and NaOH…