CBSE Class 7 Science
Question 11 of 19
Exploring Substances Acidic Basic and Neutral — Question 11
Back to all questions 11
Question A liquid sample from the laboratory was tested using various indicators:
Indicator
Red litmus
Blue litmus
Turmeric
Change
No change
Turned red
No change in colour
The given liquid sample is acidic in nature. It does not affect red litmus paper, but it turns blue litmus paper red, which is an indication of acidic nature. Also, there is no change in the turmeric indicator, confirming its acidic nature.