Practice Examples (2.3) - Elements, Compounds and Mixtures

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6 sample questions

Question 1.
What is an element?
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Think about the simplest form of matter.
Question 2.
Give an example of a compound.
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Remember, it must be made from two or more elements.
3Question 3.
What type of substance is made of only one kind of atom?
- Compound
- Element
- Mixture
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Think about the simplest form in the periodic table.
4Question 4.
True or False: A mixture can be separated by chemical methods.
- True
- False
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Remember how components retain their properties.
Question 5.
A scientist has a bag containing iron filings, sand, and salt. What methods could they use to separate these components, and in what order would they likely do so?
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Think about properties that each method relies on.
Question 6.
Describe a real-life scenario where you encounter a mixture and how you might separate its components at home.
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Consider physical separation methods involving what you observe.

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