ChemistryCLASS 10ICSE
answered 27 Mar 2026The aqueous solution of one of the following salt will turn phenolphthalein indicator pink. This salt is: (a) KCl (b) K2SO4 (c) K2CO3 (d) KNO3
A.VERIFIED ANSWERfact-checked by tutors
Option (c) is the answer.