What will be the colour change when phenolphthalein is added to hydrochloric acid?
Pink
Colourless
Green
Blue
When phenolphthalein indicator is added to hydrochloric acid (an acid), It remains colourless.
What will be the colour change when phenolphthalein is added to ammonium hydroxide?
In the fountain experiment, what is the colour change observed when colourless phenolphthalein solution is added to a flask containing ammonia?
What is the colour change observed in dil. HCl solution when phenolphthalein is added to it?