ScienceClass 10CBSE
Q
What will be the action of the following substances on litmus paper? Dry HCl gas, Moistened NH3 gas, Lemon juice, Carbonated soft drink, Curd, Soap solution.
A
Soln:
Dry HCl gas- No effect
Moistened NH3 gas- Turns litmus paper to blue colour Lemon juice- Turns litmus paper to red colour Carbonated soft drink- Turns litmus paper to red colour Curd- Turns litmus paper to red colour
Soap solution- Turns litmus paper to blue colour