Practice Are the Crystals of Salts really Dry? - 2.4.4 | 2. Acids, Bases and Salts | CBSE 10 Science
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Practice Questions

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Question 1

Easy

What is water of crystallization?

💡 Hint: Think about what keeps the crystals hydrated.

Question 2

Easy

What color change occurs when copper sulfate is heated?

💡 Hint: Remember the color of hydrated vs. anhydrous copper sulfate.

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Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What happens when copper sulfate is heated?

  • It turns blue
  • It turns white
  • It melts
  • It fizzes

💡 Hint: Think about the hydration state of the salt.

Question 2

True or False: The structure of salts always contains water molecules.

  • True
  • False

💡 Hint: Consider the definition of hydrated salts.

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Challenge Problems

Push your limits with challenges.

Question 1

You have a sample of white copper sulfate. After adding water, it turns blue. If the sample is heated again, explain the color change process, including how it impacts chemical structure.

💡 Hint: Reflect on the properties of hydration and dehydration.

Question 2

Explain how understanding the water of crystallization in salts can benefit industries that use chemical processes involving hydrated and anhydrous compounds.

💡 Hint: Consider applications in medicine, construction, etc.

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