2.5.1 - Distinguishing Elements from Compounds in Detail
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Practice Questions
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Define an element.
💡 Hint: Think about what cannot be broken down further.
What is a compound?
💡 Hint: Consider examples like water or table salt.
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Interactive Quizzes
Quick quizzes to reinforce your learning
Which of the following is a characteristic of an element?
💡 Hint: Think about the atomic structure.
True or False: Compounds can be separated into their elements by physical methods.
💡 Hint: Recall the methods of separation discussed.
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Challenge Problems
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If you have a sample that contains both sodium and chlorine, how would you determine if it is sodium chloride or just the elements separately?
💡 Hint: Consider the different properties of mixtures versus compounds.
Calculate the number of atoms in 3 moles of water (H₂O).
💡 Hint: Remember the conversion from moles to individual atoms.
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