Maharashtra State PSC 2013 Solved Paper

© examsiri.com
Question : 84 of 100
 
Marks: +1, -0
Fill in the blank appropriately.
A trap laid for apprehending a Govt. employee taking bribes used phenolphthalein powder-coated currency notes. A solution of sodium carbonate sprinkled on the notes must turn ______ for lending proof for the crime>
Go to Question: