Question

What is the acid-base indicator which gives
a pink color in an alkaline medium? / gosti
आम्ल-अल्क निर्देशक अल्कधर्मी माध्यमात गुलाबी रंग
देतो?
phenolphthalein / फिनोल्फथेलीन
phenol red / फिनोल रेड
methyl orange / मिथाइल ऑरेंज
methyl red / मिथाइल रेड
This is a required question
Question 40​

Answer 1

Answer:

Phenolphthalein is the indicator that has pink colour in alkaline medium. it is colourless in acidic and neutral medium