Abhishek was working in his chemistry lab. He had three test tubes containing three different solutions P, Q and R. When he added few drops of solution R to the test tube containing solution P, solution P turned pink from colorless. After this he added few drops of solution Q to the test tube containing solution P, it then became colorless again. Explain the observations and identify P, Q and R. [5 MARKS]

Abhishek was working in his chemistry lab. He had three test tubes con

1.	Abhishek was working in his chemistry lab. He had three test tubes containing three different solutions P, Q and R. When he added few drops of solution R to the test tube containing solution P, solution P turned pink from colorless. After this he added few drops of solution Q to the test tube containing solution P, it then became colorless again. Explain the observations and identify P, Q and R. [5 MARKS]
Answer» Abhishek was working in his chemistry lab. He had three test tubes containing three different solutions P, Q and R. When he added few drops of solution R to the test tube containing solution P, solution P turned pink from colorless. After this he added few drops of solution Q to the test tube containing solution P, it then became colorless again. Explain the observations and identify P, Q and R. [5 MARKS]