Look at Figure 5.1 which shows solutions taken in test tubes A,B,C and D. What colour is expected when a piece of red litmus paper is dropped in each test tube? Nature of the solutions is given in the table for your help.
Test Tube | Nature of solution | Change in colour of red litmus |
A | Natural | |
B | Basic | |
C | Acidic | |
D | Natural |
Test Tube | Nature of solution | Change in colour of red litmus |
A | Natural |
No change |
B | Basic |
Turn blue |
C | Acidic |
No change |
D | Natural |
No change |