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

  • question_answer 11) Usefulness of an indicator depends upon change in:

    A) its colour        

    B) its physical state

    C) its temperature            

    D) its pressure

    Correct Answer: A

    Solution :

    Indicators exhibit different colours in acidic and basic solutions.        

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