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Acid-Base Indicators Quiz

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Questions and Answers

What color does blue litmus paper turn when in contact with the acid?

Green

Purple

Red (correct)

Blue

What is the purpose of using various indicators in the experiment?

To increase the acidity of the solution

To detect the presence of an acid or a base by observing color changes (correct)

To neutralize the effect of the acid

To dilute the acid solution

What is the role of dilute hydrochloric acid in this experiment?

To observe the acidity of the indicators

To change the color of the indicators

To be tested with various indicators (correct)

To neutralize the indicators

Which indicator is used to detect the presence of an acid in the form of a color change?

Methyl orange Signup and view all the answers

Why are both synthetic and natural indicators used in this experiment?

To compare their effectiveness in detecting acids Signup and view all the answers

What is the purpose of using various indicators in the experiment?

To show that different indicators have different responses to the same acid Signup and view all the answers

Why is phenolphthalein used as an indicator in this experiment?

To observe a color change in the presence of an acid Signup and view all the answers

What color does blue litmus paper turn when in contact with the acid?

Red Signup and view all the answers

What is the role of dilute hydrochloric acid in this experiment?

To serve as the acid for testing the indicators Signup and view all the answers

What color change is observed when turmeric powder solution is in contact with the acid?

Yellow Signup and view all the answers

Acid-Base Indicators Quiz

Choose a study mode

Podcast

Questions and Answers

What color does blue litmus paper turn when in contact with the acid?

What is the purpose of using various indicators in the experiment?

What is the role of dilute hydrochloric acid in this experiment?

Which indicator is used to detect the presence of an acid in the form of a color change?

Why are both synthetic and natural indicators used in this experiment?

What is the purpose of using various indicators in the experiment?

Why is phenolphthalein used as an indicator in this experiment?

What color does blue litmus paper turn when in contact with the acid?

What is the role of dilute hydrochloric acid in this experiment?

What color change is observed when turmeric powder solution is in contact with the acid?

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