Acids, Bases, and Salts Quiz
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Questions and Answers

Acids have a ______ taste.

sour

Acids turn blue litmus paper ______.

red

Bases turn red litmus paper ______.

blue

[Blank] is a natural indicator extracted from lichen.

<p>litmus</p> Signup and view all the answers

Turmeric turns reddish-brown in the presence of a ______.

<p>base</p> Signup and view all the answers

[Blank] orange is a synthetic indicator used to test for acids and bases.

<p>methyl</p> Signup and view all the answers

[Blank] is another synthetic indicator used to test for acids and bases.

<p>phenolphthalein</p> Signup and view all the answers

Acids and bases ______ each other’s effects.

<p>neutralize</p> Signup and view all the answers

A curry stain on white cloth turns reddish-brown when scrubbed with ______.

<p>soap</p> Signup and view all the answers

Flashcards

Acids

Substances with a sour taste that turn blue litmus red.

Bases

Substances with a bitter taste that turn red litmus blue.

Litmus

A natural indicator that indicates acidity or basicity.

Indicator

A substance that changes color to show acidity or basicity.

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Neutralization

The reaction of an acid with a base to nullify each other's effects.

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Turmeric

A natural indicator that turns red in basic solutions.

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Methyl Orange

A synthetic indicator that changes color in acid and base.

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Phenolphthalein

A synthetic indicator that is colorless in acids and pink in bases.

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Natural Indicators

Indicators derived from plants used to test acidity or basicity.

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Acid-Base Reaction

A chemical reaction where an acid and a base react to form water and a salt.

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Study Notes

Acids, Bases, and Salts

  • Acids have a sour taste and turn blue litmus red.
  • Bases have a bitter taste and turn red litmus blue.
  • Litmus is a natural indicator.
  • Turmeric is also a natural indicator.
  • Synthetic indicators include methyl orange and phenolphthalein.
  • Acids and bases can neutralize each other.
  • Acid-base indicators, like litmus, turmeric, red cabbage, flowers (Hydrangea, Petunia, Geranium), and others, change color depending on whether a solution is acidic or basic.

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Acids, Bases and Salts PDF

Description

Test your knowledge on acids, bases, and salts with this quiz. Learn about their properties, the role of indicators, and how they interact with each other. This quiz covers key concepts to enhance your understanding of these important chemical substances.

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