Adaptive Practice
Acids, Bases and Indicators
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Question 1 of 8
⏱ 0:30
Easy
Which of the following is a common example of an acid used in Indian kitchens?
Medium
What color does turmeric indicator turn when it comes in contact with a base?
Easy
Which of the following substances is a base?
Medium
Phenolphthalein is an indicator that is colorless in acidic solutions. What color does it turn in basic solutions?
Medium
Which of the following acids is found in tamarind, a common ingredient in Indian cuisine?
Easy
When red litmus paper is dipped in an acidic solution, what is the observed color change?
Medium
Which of the following statements about acids and bases is TRUE?
Hard
In the context of cricket, imagine the pitch is an indicator. If an acid is like a batsman hitting a red ball and a base is like a bowler delivering a blue ball, which indicator would best represent the pitch changing color from red to blue?