Chemistry: Acids and Bases

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Questions and Answers

What kind of taste do acids typically have?

  • Sweet taste
  • Sour taste (correct)
  • Spicy taste
  • Salty taste

Which of the following statements best describes the solubility of bases?

  • They are insoluble in water.
  • They release hydroxide ions when dissolved in water. (correct)
  • They form solid precipitates when mixed with water.
  • They are only slightly soluble in water.

What is the typical pH range for acids?

  • pH level of less than 7 (correct)
  • pH level of exactly 7
  • pH level of between 0 and 3
  • pH level of more than 7

Which compound type is associated with bases?

<p>Ionic Compounds (D)</p> Signup and view all the answers

How do acids behave in terms of electrical conductivity in solutions?

<p>They contain and conduct electricity when dissolved. (A)</p> Signup and view all the answers

Flashcards

What is the taste of acids?

Acids have a sour taste. Think of lemon juice or vinegar - they're both acidic!

What is the feel and taste of bases?

Bases are slippery and have a bitter taste. Think about soap or baking soda - they're both basic!

What does an acid release when dissolved in water?

Acids release hydrogen ions when dissolved in water. These ions give acids their characteristic properties.

What does a base release when dissolved in water?

Bases release hydroxide ions when dissolved in water. These ions give bases their characteristic properties.

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What is the pH range for acids and bases?

Acids have a pH level less than 7. Bases have a pH level greater than 7. The pH scale measures the acidity or alkalinity of a solution.

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Study Notes

Acids

  • Taste: Sour
  • Feel: Less slippery
  • Solubility: Very soluble in water
  • Chemical Reaction with Water: Release hydrogen ions when dissolved in water
  • Type of Bond: Molecular compound
  • Conductivity: Contains and conducts electricity
  • pH Scale: Less than 7
  • Examples: Vinegar, lemon juice

Bases

  • Taste: Bitter
  • Feel: Slippery
  • Solubility: Very soluble in water
  • Chemical Reaction with Water: Release hydroxide ions when dissolved in water
  • Type of Bond: Ionic compound
  • Conductivity: Contains and conducts electricity
  • pH Scale: More than 7
  • Examples: Bleach, dish cleaner

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