7th Class Science Acids, Bases and Salts Question Bank Acids, Bases and Salts

  • question_answer 12) What change does colourless phenolphthalein undergo in acidic and neutral solutions?

    A)  Remains colourless

    B)  Turns pink

    C)  Turns red

    D)  Turns green

    Correct Answer: A

    Solution :

    In acidic and neutral solutions, phenolphthalein undergoes no change i.e., it remains colourless.

adversite



LIMITED OFFER HURRY UP! OFFER AVAILABLE ON ALL MATERIAL TILL TODAY ONLY!

You need to login to perform this action.
You will be redirected in 3 sec spinner

Free
Videos