2.5.1.1 - Elements
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Practice Questions
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What is an element?
💡 Hint: Think about the smallest form of matter.
Give one example of a compound.
💡 Hint: Consider what combines two different elements.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What best describes an element?
💡 Hint: Consider the simplest form of matter.
Is H₂O an element?
💡 Hint: Think about its composition.
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Challenge Problems
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Using the concept of elements and compounds, explain how compound properties might differ from those of the individual elements that compose them.
💡 Hint: Consider examples like table salt vs. sodium and chlorine.
Create a chemical formula for a compound that consists of three nitrogen atoms and one oxygen atom. Explain its significance.
💡 Hint: Think about the ratios of each atom included.
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