Welcome to your PH Scale Name Email What does a universal indicator show us? How much water a solution has How strongly acidic or alkaline a solution is Whether a solution is acidic or alkaline None Which of these pH values would be classed as acidic? 14 7 6 8 None What solution has a pH of exactly 7? Milk Lemon juice Pure water None True or false? pH can only be measured in water-based solutions. True False None What pH value from the list is the most acidic? 2 3 14 8 None True or false? Copper sulfate has a pH value of 4. True False None What would we see when red litmus paper is dipped into a solution with a pH of 7? Stays blue Stays red Turns blue Turns white None Which pH value from the list is the weakest of the alkalis? 8 1 14 9 None True or false? When you use universal indicator paper, you get more accurate results if you only put a small spot of the test solution on the paper. True False None Time's upYou cannot switch tabs while taking this quiz!You are not allowed to switch tabs violation has been recorded.you cannot minimize full screen mode!You are not allowed to minimize full screen while taking this quiz, violation has been recorded.Access denied! To begin the quiz, please grant this quiz access to your camera.Time is Up!
